Jinan Yujinzhu Tieguan Pipe Fittings Jinggai Storage Wholesale

Jinggai Bizizhu Tieguan Wholesale Market

Wanli Zhutie Weiqiang Jinggai

Jinan Yuanfan Building Materials Co., Ltd.

Shandong Dinggai Environmental Health Facility Co., Ltd.

Jinan Xing Longjinggai Co., Ltd. (Jinan International Hardware & Electromechanics City Shop)