Ua hoʻokumu ʻia ʻo Shanghai Zhengyi Machinery Engineering Technology Manufacturing Co., Ltd. (CPSHZY) ma 1997, ʻo ia ka lālā o Mechanical & Electrical o Charoen Pokphand Group (CP M&E).

He mea kūikawā ʻo CPSHZY i ka hana ʻana i nā mīkini hana ʻai a me ka hana nui o ka pellet mill make ma luna o 25 mau makahiki, a me ka mea hoʻolako i ka ʻōnaehana palekana kaiapuni a me nā hopena no nā mea kanu hānai a me ka mahiʻai iʻa. Ua loaʻa iā CPSHZY ka palapala hōʻoia ISO9001 ma mua a loaʻa iā ia ka nui o nā patent invention, a me kahi ʻoihana ʻenehana kiʻekiʻe ma Shanghai.

No ka hoʻolako ʻana i nā papahana piha me ka maikaʻi holoʻokoʻa no nā mea kūʻai aku, hui pū ʻia ʻo CPSHZY i nā lako pono, ʻike loea, hoʻolālā a me nā lawelawe ʻoihana kiʻekiʻe i ka hoʻokele papahana a me nā kūlana kikoʻī like ʻole. Hoʻopuka ʻia nā mīkini hānai CPSHZY a me nā ʻōnaehana pale kaiapuni i nā ʻāina ʻē e like me Asia Hikina Hema, Middle East, Africa a me Latin American.