Zhengzhou murwakala qabola Helmets Co., Ltd ke setsebi ka thero ea papaling kakaretso, tsepamisa maikutlo tabeng qabola thepa moralo le ho etsa thepa ho tloha 1999. Located motseng Zhengzhou, Province Henan, China, murwakala qabola koahela e leng sebaka sa 55 , 000㎡ le na le ho feta basebetsi ba 300.
