JIAN YAN HUA CE（Hangzhou）Science & Technology Co., Ltd. Is one of high-tech enterprises in Hangzhou. Our company is specialized and engaged in the R & D, manufacturing and sales of concrete testing instruments and 3D concrete printer.  Our manufacturing base are located in Hangzhou city and Shenyang city. Our products include concrete rapid freeze-thaw testing machine(ASTM C666), carbonation chamber, ASTM C1202 tester,  NT build 492 tester, various types of 3D concrete or mortar printer, gas permeability tester for concrete and mortar, instrument of non-contact shrinkage for concrete, automatic setting-time tester for concrete and mortar(ASTM C403, ISO 1920) , and so on.

JIAN YAN HUA CE（Beijing）Instrument & Equipment Co., Ltd. is a wholly owned subsidiary of  JIAN YAN HUA CE（Hangzhou）Science & Technology Co., Ltd.