In shenzhen city, the registration address of jaffa lubricant oil technology ltd. Is located on the 6th floor of shinjia house, located on the street of yonghua, in shenzhen city, and located on the 6th floor of shinjia house, no. 121, with the registration office of longhua, representing liu qiang, and covering the general operations of the development and sale of lubricating oil, hardware, mechanical and electrical equipment, domestic commerce, material supply, goods and technology import and export. (the foregoing do not include the acquisition of waste products, nor laws, administrative regulations, state council decisions prohibiting and requiring prior approval of projects) and the licensed projects are: