What grade does Handy engine oil belong to?

Mid range. According to the query of Handy Engine Oil official website, Handy Engine Oil belongs to the middle grade, and Handy Lubricating Oil Co., Ltd. was established on July 27th, 20th12nd. Yuan Shunxing, the legal representative, Handy Lubrication Technology China Co., Ltd. is a wholly-owned holding company under the Handy Group of China Fourth Barrel Oil.