Sinopec SJ(SG) MA 10W-40 four-stroke motorcycle oil won recently certification from Jiangmen Dachangjiang Group Co., Ltd., which produces four-stroke motorcycles under the brand of "Haojue" and started cooperation in 2010.
Sinopec SG MA 10W-30 four-stroke motorcycle oil won certification from Chongqing Jianshe Yamaha Motor Co., Ltd., which is a Sino-Japanese joint venture producing four-stroke motorcycles under the brand of "Yamaha" and started cooperation in 2012.
Sinopec SJ(SG) MA 15W-40 four-stroke motorcycle oil won certification from Beifangyichu Motorcycle Co., Ltd. which is a Sino-Thai joint venture producing four-stroke motorcycles under the brand of "Dayang" and started cooperation in 2010.