Shanghai Tomita Electric Technology Co., Ltd.
International Product Technology, Inc.
Guangzhou Municipal Engineering Design & Research Institute
Zhejiang New Century Building Material Co. Ltd.Zhejiang Sheng, China
Shanghai Daoqi Industrial Development Co., Ltd.
Sichuan Hanzhou Copper-Aluminum Composite Materials Co., Ltd.Sichuan Sheng, China
Nanjing Jucheng Technology Co. Ltd.
Beijing Wonew Technology Co., Ltd.
Beijing Cta-Tex Chemicals Co. Ltd.Beijing Shi, China
Suzhou Ruishuo Environmental Technology Co., Ltd.Jiangsu Sheng, China
Harbin Haqing Plastic Co., Ltd.
Tianjin Shengtai Construction Engineering Group Co., Ltd.Tianjin Shi, China