980 Jiatang Raod, Jiading District, Shanghai, China

Founded in 2003, Donghao Oil Group Co., Ltd. is a new high-tech enterprise engaged in research and development, manufacture and sale of products of lubricating oil, fuel oil and energy-saving products...

B#25G Yueda Internationl Mansion No. 1118 Changshou Rd. Shanghai

Introduction: Professional manufacturer of lubricant additive, engine oil and grease, has exporting and importing right <br/>Main Products: lubricant additive: TBN Booster, dispersant, ...