ZhenJiang Great Wall Heavy Industry Technology Co., Ltd. (pano ndi pambuyo potchedwa Great Wall) ili mumzinda wa Zhenjiang, kumwera kwa mtsinje wa Yangtze, wa Yangtze River Delta economic zone, yomwe ili ndi siteshoni ya njanji ya Shanghai-Nanjing ndi Shanghai-Beijing High. - liwiro njanji; Makilomita 30 kuchokera ku doko la Zhenjiang, makilomita 50 kuchokera ku eyapoti ya Changzhou, makilomita 70 kuchokera ku eyapoti ya Nanjing, ndi eyapoti ya YangzhouTaizhou; Great Wall wadutsa ISO Quality Management System Certificate; WPS yake ndi zowotcherera zadutsa BV certification; zopangira ndi zomalizidwa ndi kuvomerezedwa ndi International Third Testing Institute monga SGS, CCIC, CNAS etc; Kuphatikiza apo, Great Wall ili ndi ma Patent angapo odziyimira pawokha a R & D.