LANS Ltd. is a large mining corporation, producing verity of raw materials, we specialized in the filed high purity natural Quartz Crystal. We can supply natural, hexagonal quartz. Our materials are (99,89%) SiO2. quartz crystal mineral has been tested by geological institute as SGS and ...
Telephone:852-111-111111
Address:3/F Jonsim Place, 228 Queen Road East, Wanchi, Hong Kong