Jinan Tianchen Smart Machine Co., Ltd. is the only listed company top ranked in China for the machines to make window & door and curtain wall.The company was founded in year 1997, located in the National High-Tech Development Zone – Jinan High-Tech Development Zone, Shandong province, coveringabout 150,000 sqm., more than 230 staff, annual sales turn over around 25 million USD, It’s a reputable company with large scale of capital and advance technical know-how.