The phone：
+86-28-64627728
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Company Profile Rock Group is a professional manufacturer, R & D center, and trader of products relating to the oil and natural gas industry. Our products are widely used in drilling, completion, cementing, logging, gas lifting. Rock group consists of four members, which are Rock Faithwell Technology Co., Ltd, Rock Petroleum Technology Development Co., Ltd , and Rock Completion Tools (USA) LLC.，Vina R-tech Company Limited We are dedicated to providing customers with reliable, safe and innovative products and services constantly, Our vision is to become a respected global products and services provider. |