Beijing LongRunKaiDa PEC Product Co., LTD was established in 2002 ,and specializes in lubricants, lubricant base oils, fuel oils, refined oils and chemical products for wholesale and retail.

• 北京龙润凯达石化产品有限公司成立于2002年，主营润滑油、润滑油基础油、燃料油、成品油及化工产品的批发和零售。