Techgong Shanghai International Trade Co., Ltd

Our company adhere to the business philosophy combining specialization and diversification , advance continuous improvement and development of the industrial chain. Currently we have eight subsidiary companies:1.Shandong Tiankai Tungsten Industry Co., Ltd.- -Alloy production2.Liaocheng Tianyi Road Machinery Co., Ltd. - - Road milling picks production3.Shandong Tianshan Rock Drilling Tools Co., Ltd. - -Rock drilling tools production4.Shandong Tianyin Mold Co., Ltd. - -Mold, shield tail brush production5.Shenzhen Tiano Shield Engineering Co., Ltd. -- Shield construction consulting, maintenance and improvement of the shield machine.6.Shandong Tiangong Tool Sales Co., Ltd.--Domestic market sales7.Techgong(Shanghai) International Trade Co., Ltd.--Overseas market except Australia8.Techgong Mining & Engineering Services Pty Ltd. - Australia and New Zealand market sales.