Jinan Tianchen Testing Machine Manufacturing Co., Ltd is subordinate to Tianchen Machine Group which is established in 1997, up to now his sales have reached total 4 billion. In September 2000, Tianchen successfully passed ISO 9001 and has own import and export right at the same time .Tianchen was approved as High-tech Enterprises in Jinan City by Shandong Provincial Science and Technology Center in 2004 , Meanwhile , Tianchen was approved to establish provincial technology centre with a great ...