Sheenworld (Shenzhen) Enterprises Co., Ltd.  

We are pleased to introduce our company SHEENWORLD (Shenzhen) Enterprises Co. Ltd., a professionally managed company specializing in manufacturing SHEENSTONE (registered product trademark) diamond products (drilling bits & special tools) for the oil & gas sector.

SHEENSTONE diamond drill bits manufactured by Sheenworld (Shenzhen) Enterprises Co. Ltd. located in Baoan, Shenzhen, P. R. China are products combining rock-mechanics research achievements of Oil Exploration & Development Research Institute of PetroChina in Beijing, (which is a companyâ??s partner in bit designing and indoor simulated testing) and international advanced bit manufacturing technology. It is the aim of our engineering group to address drilling efficiency of fast penetration and durability of going through long interval complex formation by optimizing stable bit structure profile, sufficient hydraulic power and aggressive cutter placement in different usage. The newest and advanced cuter technology has always been chosen in Sheenstone bit making through the cooperation with famous international cutter manufacturers. All the effort we pursue is to create an outstanding and innovating Sheenstone bit product to dedicate in the oil drilling activities.
Over the past six years, Sheenstone PDC bit (which is our companyâ??s main diamond product) has been extensively used in many oilfields all over China inclusive of CNOOC, PetroChina & Sinopec. We have furthermore ventured into the international markets such as Nigeria, Middle East, Indonesia, Turkmenistan, etc for international oil operators. A good reputation has been yielded though more than 2,000 diamond bits and tools used in the market with excellent performance, reliable quality and durability. No one bit or tool has been reported behaving in poor function due to quality problems as of date. We are ISO & API certified.