1, Xingpaiyou Century Building Materials Co., Ltd.

Xingpai Youshiji Building Materials Co., Ltd. (hereinafter referred to as Xingpai Youshiji) is a newly established joint venture jointly invested by USG Company of the United States and China Beijing Jinyu Co., Ltd., headquartered at No.8 Xia 'an Road, Xiadian Town, Dachang Hui Autonomous County, Hebei Province, covering an area of more than 85,000 square meters and a factory building area of more than 46,000 square meters. The company is mainly engaged in the production and operation of mineral wool ceiling and ceiling keel. The company has Beijing branch (domestic sales) and Xiahuayuan branch (granular cotton production base).

2. Beixin Group Building Materials Co., Ltd..

Beixin Group Building Materials Co., Ltd. (hereinafter referred to as Beixin Building Materials) is a A-share listed company (stock code 000786). SZ) belongs to China Building Materials Group, a central enterprise directly under the State-owned Assets Supervision and Administration Commission of the State Council. At present, it has developed into the world's largest gypsum board industry group (business scale 65.438+78 million square meters) and the largest new building materials industry group in China.

Armstrong (China) Investment Co., Ltd.

Armstrong is a global leader in the design and manufacture of ceiling and floor systems. Our innovative home and commercial product design, overall solutions and services help our customers realize their interior design creativity. Whether it is home improvement or office decoration, medical environment, educational environment, or even shops and restaurants, Armstrong can provide innovative indoor solutions to help increase comfort, reduce construction time, improve the overall energy saving and overall performance of buildings, and create a comfortable and beautiful space.

4. Saint-Gobain gypsum building materials (Shanghai) Co., Ltd.

Saint-Gobain Gypsum Building Materials (Shanghai) Co., Ltd. was established in 1999, which is a wholly-owned enterprise of the Group in China. The production base is located in the south area of Jinqiao Development Zone, Pudong New Area, Shanghai, with an annual output of 20 million square meters of high-quality gypsum board. In 2005, Saint-Gobain Gypsum Building Materials (Changzhou) Co., Ltd. was established, with an annual output of 30 million square meters of high-quality gypsum board. Saint-Gobain gypsum building materials have passed the ISO900 1 quality certification system, and all the materials provided have exceeded China's national standards. In 2009, the company obtained the national environmental protection ten ring certification. In Changzhou, there is the Group's first Asian acoustic laboratory, with international leading acoustic testing, design and research and development capabilities.

5. Naifu New Building System (Tianjin) Co., Ltd.

Kneff was founded in 1932 and its headquarters is in Ipshoven, Germany. It is a world-leading manufacturer of building systems and green building materials. At present, Knauf has 12 sub-brand, 220 production bases and more than 26,500 employees in 70 countries around the world. Kneff still maintains the pattern of gypsum products as its core business and the common development of various building materials and supporting systems in China, and provides building system-wide solutions involving external walls, internal walls, suspended ceilings and floors.

6. Baijiali Acoustic Technology Materials (Suzhou) Co., Ltd.

Jiangsu Baijiali New Material Technology Co., Ltd. was established in 2007, covering an area of 25,000 square meters, adjacent to Yangcheng Lake Scenic Area, only one and a half hours' drive from Shanghai metropolis. As one of the leading manufacturers of polyester fiber materials, our company makes full use of its non-toxic, sound-absorbing and heat-insulating characteristics to create suitable products that integrate function and decoration and improve our daily life.

7. Youshi Jibono Gypsum Building Materials (Shanghai) Co., Ltd.

Youskibo Building Materials Group (hereinafter referred to as Youskibo), jointly established by Boluo Group and Youskibo Group, is a leading building materials enterprise in the world and a market leader in Asia, Oceania and the Middle East. At Giboreau, we believe that all outstanding innovations stem from a certain original intention-that is, to pay attention to why innovation is needed and who will benefit from it. We are committed to innovation to help our customers work smarter, more efficiently and achieve better results.

8. Changzhou Beiyang Building Materials Co., Ltd..

Since the establishment of 1997, Beiyang Building Materials has been committed to promoting advanced technology in china glass fiber sound-absorbing products industry and providing high-quality and green products and services. We provide a wide range of product systems from glass fiber and rock wool ceiling to wallboard, glass fiber decorative fabric, wallpaper and so on. Beiyang is committed to providing customers with all-round green indoor sound absorption solutions. The company cooperates with many internationally renowned companies and studies and discusses with authoritative design institutes. With scientific technology to ensure product quality, with advanced management concept of continuous development.

9. Nanjing Lv Zhi Acoustic Technology Co., Ltd.

Nanjing Lu Zhi Acoustics Technology Co., Ltd. (hereinafter referred to as "Nanjing Lu Zhi Acoustics Technology") is a national high-tech enterprise, a leading research and development unit of acoustic products and equipment in China, and a comprehensive service provider of large-scale acoustic environmental protection projects. Nanjing Lu Zhi Acoustics Technology has two wholly-owned subsidiaries, Nanjing Lu Zhi Acoustics Environmental Protection Engineering Co., Ltd. (hereinafter referred to as "Nanjing Lu Zhi Acoustics Environmental Protection") and Nanjing Lu Zhi Fire Technology Co., Ltd.

10, Guangzhou Li Yin Building Materials Co., Ltd.

In March 2006, Guangzhou Li Yin Building Materials Co., Ltd. was established, with its production base in Foshan and its headquarters in Guangzhou, the center of the Pearl River Delta, with nearly 200 employees and an annual production capacity of sound-absorbing materials of 500,000 square meters. Li Yin Company has developed from a single product manufacturing and sales to four business divisions: product research and development, product production, acoustic engineering design and acoustic engineering construction, and its role has evolved from a manufacturer of acoustic materials to a creator of acoustic space.