About crystal
● 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.
