Changrong Biotechnology e thehiloe ka 2006, eo pele e neng e tsejoa e le Shijiazhuang Fenglong Agricultural Development Co., Ltd., e sebetsana haholo le ho lema meriana ea litlama ea China le nts'etsopele ea theknoloji. E ile ea rehoa bocha le ho ngolisoa bocha ka 2015, ho tsepamisitsoe maikutlo ho R&D ea litlolo, thekiso le phetisetso ea theknoloji.
Ho fihlela litlhoko tsa mmaraka, e hahile lifeme Henan le Guangzhou, e nang le lifeme tse 4 joale tse nang le karabelo e ntle ea taolo. E na le setsi sa tlhahiso ea litlama tse 4,000㎡, lithupelo tsa GMP tsa sehlopha sa 100,000, lisebelisoa tsa tlhahiso ea maemo a lefats'e, boqapi bo ikhethileng le litsamaiso tse tsoetseng pele tsa taolo, tse netefatsang tlhahiso e tsitsitseng le boleng bo holimo.
E le e 'ngoe ea baetsi ba litlama ba khale ka ho fetesisa ba China, e fana ka lits'ebeletso tsa profeshenale tsa OEM & ODM, haholo-holo e hlahisa phofo ea dae ea moriri oa semela le lihlahisoa tsa moriri oa litlama le tsa tlhokomelo ea' mele.