drilling fluids

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[CN] Guangzhou Tokusyo Trading Co.,Ltd [Trading Company]
Key Products/Services:
Business Overview: Our company TOKUSYO is a trading company having our own factory. The specialized on the business of barite. We own the mines in Guizhou Province. With g...

[CN] HL Petroleum Equipment Co., Ltd [Manufacturer]
Key Products/Services:
Business Overview: Xi'an HL Petroleum Equipment Co., Ltd ( HL solid control) is a hi-tech professional manufacturer of petroleum solid control equipment,which has 80 employees...