China Far Eastern Industry Co., Limited ke k'hamphani ea theknoloji e hlahisang petroleum, lisebelisoa tsa petro-chemical le lisebelisoa.Mechini ea Weifang Bochabela bo Hōle e sebetsa ka ho khetheha lipatlisisong leea tllikhatojoana li-tricone-bits, PDC-bits, HDD-gatopener, li-roller cutters met lisebelisoa tse amanang le tsona, masimo a kopo a kenyelletsa ho cheka seliba sa oli, ho cheka seliba sa khase, ho chekamal seliba sa geother., lipatlisiso tsa jeoloji, tlhahlobo ea metsi, ho cheka liliba tsa metsi, merero ea lipeipi tsa HDD le merero ea motheo.