Changchun Kaishen Seal Material Co., Ltd. (Zhengmao Production Means Market Shop)

Qingdao Brilliance Rubber (Kaili Industrial Zone Trade Zhongxindian)

Baosheng Cable General Agent

Longxing Construction Material Factory Direct Selling Store

Huamei Heat Preservation Material (Kaili Changchun International Industrial Products Trade Zhongxindian)

Changchun Huarui Heat Preservation Building Materials Co., Ltd.