About crystal
current location:About crystal>Development

● The company was registered in Aug,2005

● The first hydraulic breaker rolled off the production line in Feb,2006.

● The company obtained ISO9001 quality management system certificate in Dec,2013.

● The company invested RMB5 million to establish wholly-owned subsidiary -Yantai Jingma International Trading Co.,ltd in Oct,2015.

● The company obtained the CE certification in Jan,2016.




Telephone:0535-6325800   Fax:0535-6325800  address:Fushan District, Shandong city of Yantai province Yongda Street No. 611
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