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Green properties

In line with its professional edge, COLI is committed to the continuous practice and innovation of green building technologies. It advocates the use of cost-effective and appropriate energy-saving technologies. Thanks to the practice of low-carbon communities and cities in residential and commercial projects over the years, the Company is able to better utilise land resources and building materials throughout the life cycle of property development. COLI practices green construction and green office and organises charity activities in communities to promote environmental protection. The Company also practices the concept itself, encouraging sustainable life and work among employees and property owners.

Environmental Management Policy

In response to the trend of international environmental protection, COLI focuses on progressively enhancing the environmental performance. In 2016, COLI started the collection, statistics and management of environmental protection data such as energy saving and emission reduction. We believe that, to manage a company’s business operation and project development with responsibility can avoid or minimize the risks and impacts of related activities on the environment. To this end, COLI has developed the following environmental management policy framework to promote environmentally sustainable practice.

Green Building Design

COLI combines years of design and planning experience with local research results, organises multi-departments joint assessment, performs comprehensive analysis and enhancement on comfort, practicality, safety and other aspects, and investigates the real needs of customers in order to improve the compatibility between the customers and the product and services. Being innovative and flexible to the local conditions, COLI applies low-carbon energy-saving designs, such as taking into consideration the effect of building arrangements on sunlight and ventilation, so as to improve energy efficiency when the buildings are in operation.

Practice of Green Building

With decades of experience in industry-leading project design and construction, COLI has continued to fulfill its commitment to protecting the natural environment across project planning and design. In the project, it adopts appropriate measures based on actual topographical and geographical conditions and refines the design through introducing the concepts of land optimisation, energy and water conservation, material economisation, indoor environmental technology, green construction and operational management to precisely determine project positioning. Through making research on current conditions, formulating an appropriate implementation method and technology strategy, and creating exemplary pilot projects, the Company has promoted the wide application of green construction technology in its new residential projects. The green building achievements of China Overseas dominated by “Green Building Characteristics Investigation Report”, “Green Building Implementation Method” and “Technical Guidance for Green Building” have been made to guide the practices of green building design of the Company.

The Paragon, Shenzhen

COLI started its engagement in industrialization housing projects in Hong Kong in the 1980s. Later in the 1990s, Hailong Construction Products (Shenzhen) Co., Ltd. was established as a professional company engaged in the R&D, design and construction of architectural products for industrialization housing. The Paragon is the first housing industrialization project jointly developed and constructed by COLI and Hailong.

Suzhou 233-2 Project

Centering on the three key concepts of “low carbon, health and intelligence”, Suzhou 233-2 Project (Spring Project), the first full life-cycle green construction technology pilot project, focuses on “people-oriented sustainability”. The project dopts 28 green construction technologies according to local conditions which integrate technology functions, environmental-friendliness, cost-effective management and comfort. The project has demonstrated positive impact within and outside the Company. Technology inspection and acceptance of the project were completed in December 2014. The model has gained the acclaim and recognition from authoritative organizations such as the China Green Building Council. Details of this project were disclosed in the 2014 Corporate Social Responsibility Report. The Project features a number of green building technologies, such as the solar thermal, fresh air total heat recovery, prefabricated construction and efficient irrigation. Those technologies are also used in a number of COLI projects for energy saving and reduction, with good operational eco-efficiency.

Shenzhen Contemporary Art Centre and Urban Planning Exhibition Hall

As one of the sixty most representative construction projects in Shenzhen “12th Five-Year Plan” (2011-2015), the construction of Shenzhen Contemporary Art Centre and Urban Planning Exhibition Hall is an innovation in the cultural infrastructure construction of “public project construction + commercial property development” initiated jointly by Shenzhen Municipal Government and COLI. Shenzhen Contemporary Art Centre and Urban Planning Exhibition Hall is situated in the northeastern section of Civic Centre in the heart of Shenzhen, adding radiance and beauty to each other with Shenzhen Cultural Centre. The total gross floor area is about 89,000 m², and all delivery inspections were completed in 2016. The design philosophy of Shenzhen Contemporary Art Centre and Urban Planning Exhibition Hall is a translucent “huge urban rock”. The building shape is full of dynamic design, highlighting the concept of low-carbon, environmental protection and energy saving. As its builder and operator, COLI will actively explore new operation mode of the pavilion to achieve useful exploration for efficient operation and sustainable development. At present, the main building structure and external facades of the two halls have been completed with many green building technologies applied.

China Overseas Plaza, Beijing
  • The hot water supplied by solar water heating system accounts for over 10% of total consumption of building hot water.
  • Municipal recycled water is introduced for toilet flushing, car washing and landscape irrigation, which accounts for over 40% of total water consumption in the whole building.
  • Rational building layout: more than 75% of main functional zones meet related standard natural lighting requirement.
  • Ventilation design is provided as required, and CO₂ sensor is equipped in office area for air volume regulation to ensure indoor air quality.
  • Comprehensive building intelligent systems, including Generic Cabling System, Security System and Building Equipment Monitoring System, etc.
China Overseas International Center, Chengdu
  • Intensive and efficient column grid and core barrel layout improves application performance of office space in limited building area.
  • Unit-style glass curtain wall technology is introduced to reduce indoor air-conditioning energy consumption of a building and improve lighting and horizon.
  • Intelligent light control system is adopted to intelligently adjust the light to reduce office lighting energy consumption.
  • Open balcony is set in advantageous area of a building for southward lighting to increase natural environmental landscape.
China Overseas Plaza, Ji’nan
  • Double LOW-E glass curtain wall design and panoramic lighting are adopted for the building to reduce the indoor lighting energy consumption of the building.
  • Municipal recycled water is introduced for road sprinkling, landscape watering, and garage washing to achieve water-saving purpose.
  • Bus control technology is adopted in the public area for automatic control in order for adjustment to reduce energy consumption.
  • The air conditioning unit is set with heat recovery system for energy saving, which is equipped with two-stage filter and electronic air purifier to ensure indoor air quality.
China Overseas Building, Nanjing
  • Core barrel layout is reasonable, and close to 75% of room rate has greatly improved the efficiency of space use.
  • It adopts unit-type double glass curtain wall facades to improve daylighting and reduce energy consumption effectively.
  • A hanging garden is set on the 5F platform of the office building to raise the wellness experience in office.
  • 5A intelligent system and integrated wiring system are used for the building to effectively reduce various losses.
China Overseas Building, Wuhan
  • The framework core barrel design is used to maximise the service efficiency of office space.
  • Unit-type high-transparency hollow double-layer silver-plated LOW-E glass is used for the glass curtain wall to ensure daylight harvesting and reduce indoor energy consumption.
  • The lobby is decorated with white magnolia stone to a clean and elegant effect, and humanised rest spaces are allocated, such as the rest area and water bar area, etc.
  • VRV system is operating flexibly around the clock, saving spacial energy consumption.
China Overseas International Community, Shenyang
  • The project has won LEED-CS Gold pre-certification, reaching the international level in green environmental protection.
  • The whole building adopts breathable glass curtain wall, double silver LOW-E glass to resist ultraviolet light, reduce heat loss and reduce air conditioning operating cost.
  • The project uses high efficiency and innovative recycled water system while using high-efficiency bathroom faucet to reduce the amount of sanitary water and effectively save water resources.
  • Intelligent natural lighting system is adopted to effectively reduce the office lighting energy consumption.
  • Titanium dioxide air sterilization technology is adopted in central ventilation system to improve indoor air quality.
  • Outdoor air cooling strategy is used for air conditioning in transitional season so as to reduce air conditioning energy consumption, and CFC refrigerant is not used.
  • The indoor materials that are not harmful to human health are used, including the use of low-volatile sealants, adhesives, paint coatings, etc.; the indoor pollution sources are controlled and restricted.
Chongqing The U World, Blocks 1&2 of Phase B03-2
  • Wastewater recycling system: Wastewater from showering and laundry is collected, purified and then used for plant watering, road washing, underground garage washing, car washing, waterscapes, and toilet flushing, etc.
  • VRF air-conditioning system: Such a system with the household air-cooled design is adopted in the carport lobby and the entrance hall, for the benefit of energy efficiency.
  • The water-saving irrigation system is used for landscape irrigation, together with manual irrigation for undulating and steep terrains.
  • Energy-efficient lighting: Three-color fluorescent lamps and compact energy-saving lamps are used for the carport, the property management office and aisles.
The Joyful City Phase 2, Suzhou
  • Rainwater recycling system: Roof rainwater can be used as landscape water source after collection and treatment;
  • Water-saving spray irrigation: Irrigation, micro-irrigation and other water-saving and efficient irrigation methods are used for green irrigation;
  • Permeable ground surface: Rationally plan the surface and roof rainwater runoff path, reduce surface runoff, and use a variety of infiltration measures to increase the amount of rainwater infiltration;
  • Water-saving appliances: Use water-saving appliances and equipment, with the water-saving rate of no less than 8%;
  • External sunshade: Use adjustable external sunshade to prevent the summer solar radiation from directly going into the room through the window glass;
  • Sound insulation floor: Take effective noise insulation and noise reduction measures to building envelope, bedroom, and living room.
  • Sophisticated fitting-out: Integrated design and construction are carried out to the civil engineering and construction project in order to save resources and avoid waste.

Green Building Certification

In 2016, COLI continued to promote green building certification for its residential and commercial projects. As of end of 2016, COLI has received over 47 certifications, including National Green Building Star Certification, U.S. LEED Certification and UK BREEAM Certification, comprising gross floor area over 7.2 million m². In 2016, the Company’s developing projects were awarded 8 green building lables with a gross floor area of 1.82 million m².

Green Construction

COLI is committed to constructing and managing its development projects in a sustainable manner. In particular, it strives to better utilise natural resources and minimise the environmental impacts during the whole process of project construction. Hundreds of projects under construction in Mainland China actively learn from the experience of green practices at construction sites in Hong Kong. They have developed green building standards and actively ensure safety and proper management.

Protection of Bio-diversity
Projects developed, constructed and operated by COLI are mostly located in downtown areas. For projects near natural landscape, the Company strictly complies with government regulations, having its construction and project development off the warning limits of arable lands, so as to protect natural habitats and biodiversity. COLI strictly abides by the “Law of the People’s Republic of China on Appraising of Environment Impacts” for all its projects, analysing, forecasting and assessing potential or negative impacts on the environment (including the surrounding ecosystems, biodiversity, etc.) before development and construction. By so doing, it prevents damages to natural habitats during project construction and avoids the extinction of endangered species. Ever since its establishment, the Company has never caused negative impacts on the biodiversity in cities with its business presence.

In accordance with the relevant requirements of the Chinese government, all new projects must go through environmental impact assessment and obtain approval by local environmental protection department before construction. After the completion of project, environmental acceptance inspection will also be carried out to ensure that the environmental impact of the project during the development and construction as well as its subsequent use complies with the environmental protection laws and regulations, which is the basic work for the company to reduce negative impacts on the environment.

Besides, the Company carefully creates gardens and green spaces in its projects with a great variety of plants, so as to improve the environment, to enrich the landscape and to provide property owners with the biodiversity experience.

Environmental Management

COLI is committed to constructing and managing its development projects in a sustainable manner. In particular, it strives to better utilise natural resources and minimise the environmental impacts during the whole process of project construction. Hundreds of projects under construction in Mainland China actively learn from the experience of green practices at construction sites in Hong Kong. They have developed green building standards and actively ensure safety and proper management. In 2016, 44 projects under COLI won safe construction site-related honours, including 28 provincial safe sites, and 16 municipal safety sites.

Enhance the delivery proportion of sophisticated fitting-out housing
In recent years, COLI has been gradually implementing a sophisticated fitting-out strategy to eliminate bare shell housing with the aim to reduce wastage of materials, noise pollution and disruption of social resources as by-products of renovation commenced by property owners after delivery of residential units. After research and evaluation, the Company introduced seven types of sophisticated fitting-out options for customers, provided advice on standards for design style and ratio of use of materials, and carried out centralised procurement of wooden flooring, sanitary equipment, kitchenware and electrical appliances to maximise the product industrialisation, reduce costs and ensure product quality, thus significantly boosting utilisation of social resources.

Through the statistics on annual sophisticated fitting-out completion indexes, and based on product configuration standard of design line, the Design Management Department of the Company’s Headquarters united regional and local interior design departments of the company. At the same time, it combined with centralised procurement research and development to complete 2016 sophisticated fitting-out design standard of 6 levels and 7 styles. Through regional and local project development and testing in 2016, the sophisticated fitting-out design standard provided a strong technical support and protection for the Company’s sophisticated fitting-out projects in cost control, quality control, effect enhancement, and promoted the implementation of sophisticated fitting-out strategy.

Green Operation

COLI promotes its green operation in an environmentally responsible manner, with fine management to further reduce the impacts of business activities on climate change. In recent years, the Company has started the attempt of systematically monitoring and calculating GHG emissions by operation points of subsidiaries at all levels, with the gradual disclosure of its carbon footprint. COLI subsidiaries at all levels organise activities in line with environmental protection events at home and abroad (e.g., China’s Arbor Day, World Environment Day, World Car Free Day, WWF Earth Hour, etc.), so as to enhance public awareness of climate change and participation in related campaigns.

Concern about climate change
COLI promotes its green operation in an environmentally responsible manner, and reduce the impacts of business activities on climate change through fine management. In recent years, the Company has started the attempt of systematically monitoring and calculating GHG emissions by operation points of subsidiaries at all levels, with the gradual disclosure of its carbon footprint. The work was officially launched in 2016.

COLI subsidiaries at all levels organise public benefit activities in line with environmental protection events at home and abroad (e.g., China’s Arbor Day, World Environment Day, World Car Free Day, WWF Earth Hour, etc.), so as to enhance public awareness of climate change and participation in related campaigns.

Implementation

COLI actively integrates environmental responsibilities into its daily business activities. In the beginning, COLI has introduced the concept of environmental protection and resources conservation in its day-to-day routine work and office operations. Over the years, all staff from all levels of the Company have pushed forward low carbon and green office initiatives such as “dual-purpose paper”, and “take the stairs within three floors”. In recent years, with the increasing popularity of the internet, the paperless initiatives have been extended to all phases of business.

Low carbon practices at investment properties

As long-term investment assets of the Company, commercial property projects are particularly important in evaluation and inspection of sustainable development performance during the process of project design and development as well as operation management. By promoting its developed commercial projects, COLI actively participated in LEED (Leadership in Energy and Environmental Design) Green Building Rating System. It followed whole life cycle construction of a project in line with LEED certification system standards to ultimately achieve the goal of offering high-quality, comfortable and healthy life and working environment to commercial tenants. In addition, through augmented energy efficiency review, it encouraged staff, tenants and customers to take steps to improve environment protection and influence environmental public welfare behavior in the communities and cities.

Support “Earth Hour” Activity

The Commercial Property Company has participated in Earth Hour public welfare activities for many years. In 2016, through careful planning, it integrated China Overseas Series of Grade-A office building and Unipark shopping mall projects, and took all-round participation in Earth Hour “For Blue Life” theme activities. Taking Earth Hour activity as the main axis, the Company conducted a series of activities including collection of urban environmental protection symbol, environmental recycling station pilot, vertical public welfare running, environmental protection funding, public environmental station, environmental art exhibition, and environmental questionnaire survey, etc. Moreover, they performed environmental protection relay and linkage in nine cities, i.e. Beijing, Shenyang, Ji’nan, Qingdao, Shanghai, Nanjing, Wuhan, Xi’an and Chengdu, to promote environmental protection, low carbon and sustainable work and life style for partners, customers and the public. It also explored the establishment and implementation of green office certification system in China Overseas office building project, and created greater operational, social and environmental benefits with stakeholders.

Support the Use of Clean Energy

The Commercial Property Company actively promoted the application of clean energy. It has installed a total of 44 electric vehicle charging piles in the office building projects under operation in such cities as Beijing, Chengdu, Shanghai, Nanjing, Xi’an, etc.

Promote Implementation of Resources Recycling

The Commercial Property Company cooperated with the domestic authoritative renewable resources recycling platform Tiantianjie Company Limited to promote the China Overseas green office initiatives, and China Overseas Plaza in Beijing was the first to introduce the “Eco Box” (which has been implemented in our office building projects in Shanghai, Chengdu, Shenyang, and Qingdao subsequently). They established a renewable resource recycling system, collected office paper and office supplies for recycling. Toyota, Gezhouba Group and many other tenants have joined it as pilot tenants.

Uni Love Clothes Station

At the beginning of 2016, Ji’nan and Nanjing Unipark launched online “Uni Love Clothes Station.” Through online and offline, the activity attracted many neigboring residents and shoppers to the mall. In accordance with the relevant requirements, participants donated their clean clothes to the clothes drive station, and the Company passed donated clothes to the poor areas nearby its projects so as to convey warmth and love to the society.

“Let the Stars Shine Again”

On 24 December, 2016 when Unipark opened in Changsha, the Commercial Property Company joined hands with environmental protection organisations, Green Hunan, to jointly launched the plan “Let the Stars Shine Again” to advocate the public to implement energy saving and emission reduction, and keep away from haze to make for a clearer sky. The event attracted more than 1,000 families who used painting brush to draw out their ideal skies. Through this event, the Commercial Property Company expressed their concern and initiatives on a greener environment.

Green Supply Chain

COLI strictly executes its strategy for procuring quality construction materials in all projects under construction, in order to ensure that centralised procurement of mega construction materials can benefit from steady quality and economy of scale, thus promoting the technological development of construction materials companies. The Company optimised the categorisation of the centralised procurement system and set up construction materials procurement guidelines from 2014 onward. A set of standards for ceramic tiles, kitchen and bathroom fixtures, doors, windows and hardware, electromechanical equipment, electrical equipment, and water and heating systems were also issued. It also compiled and updated a list of qualified suppliers within the Company while rejecting unqualified suppliers.

COLI is committed to establishing long-term, stable and win-win strategic cooperative relations with centralised procurement partners. It simplified the cooperation linkage, trying to reduce the communication cost and service cost of all partners. It established and improved the centralised procurement management system and operating procedures. Based on principles of unified management, standardised implementation, fairness and justice, open and transparent, the system ensures the quality and efficiency of procurement in order to achieve fair, open, standardised and efficient “open procurement”.

Green Community

To realize an environment-friendly living concept in the communities, apart from allocating waste separation bins and used battery collection boxes to all of its projects, the Company has actively cooperated with local governments, related authorities and organizations to act as a demonstration unit for waste separation at specified times and locations. It also introduced professional companies to centralize the collection of empty bottles and packing of cleansing and agricultural chemicals after use to eliminate such hazardous pollution sources. In view of apparent energy-saving effect and long product life of LED lighting, COPM has implemented an energy-saving LED lighting upgrading project in the properties under its management.