
Zhongke Innovation Development (Beijing) Technology Co., Ltd.

Zhejiang Twinsel Electronic Technology Co. Ltd.

Chongqing Zhiwei Door Industry Co., Ltd.

ENERGY THERMAL TECHNOLOGY CO.,LTD.

Hangzhou Sanchuang Silicone Co., Ltd.

Dong Huang Guo

Shinduck Industrial Co. Ltd.

Zixu Shengye (Kunshan) Metal Technology Co. Ltd.

Chizhou Jiu Huamingkun Aluminium Co. Ltd.Anhui Sheng, China

Beijing Subway Operation Co. Ltd.Beijing Shi, China

Jiangsu Jibang Material Technology Co. Ltd.

Shanghai Huayi Tianyuan Chemical Logistics Co. Ltd.