Hejian City Feilong Retop Rock Bit Manufacture Co.,Ltd specializes in the designing, manufacturing, marketing and serving high performance diamond bits, tricone bits drilling tools which used petroleum industry. takes fastest penetration best as bit ...

Quanzhou LIQUAN Diamond Tools Co., Ltd is a professional manufacturer of superhard diamond products for stone and construction industries, with great capacity product researching, designing, manufacturing marketing. Since LIQUAN?s establishment, we ...

Qingdao Shenghuang Industry Science & Technology Co., Ltd was established in the 90s of last century, which is a professional manufacturer plastic rubber machinery. Our main product foaming production line can be used to produce NBR/PVC foam thermal ...

Dawopu Group has been in the world marketplace for more than 30 years. We started as a trading firm dedicated to international business. Through years, company successfully grown up become multifunctional enterprise comprising processing & manufacturing, ...

Sichuan Guanghan Nandong Metal Material Co., Ltd was established in 2004,locaed west of plain and adjacent to renowned SANXINGDUI Museum.Our company is a leading profession manufacturer China mainly engaging design, research, production marketing the ...