?????? ????? ???? ???? ??????: AD Brand HDPE Double Wall Corrugated Pipe ? AD Brand PPR Water Supply Pipe ? AD Brand PVC Drainage Pipe

Capital International Airport Application Products: AD Brand HDPE Double Wall Corrugated Pipe ? AD Brand PE Pipe

Shanghai Hongqiao International Airport Application Products: AD HDPE Double Wall Corrugated Pipe ? AD PVCU Drainage Pipe ? AD PVC-M ???? ?????? ?????? ?????? ????????

Qingdao Jiaodong International Airport Application Products: AD PE Series Pipe

Hong Kong-Zhuhai-Macao Bridge Application Products: AD PE Series Pipe ? AD PE Steel Belt ???? ?????? ?????? ????????

???? ?????? ?????? ?????? ?????? ???????: AD HDPE Series Water Supply Pipe ? HDPE Double Wall Corrugated Pipe

Hangzhou Xiaoshan International Airport Application Products: AD PE Series Water Supply and Drainage Pipe

Zhoushan Putuoshan Airport Application Products: AD Brand PVCU Water Supply and Drainage Pipe ??????? ???????? PVCU ??????? ???????? ? ???? ?????????? PVC

???? ???????? Benniu ??????: AD ??????? ???????? PVCU ??????? ???????? ? PVCU ?????? ?????? ?????? ????? ????????

?????? Hongqiao ???? ??? ???? ????? ??????: AD ??????? ???????? PE ????? ? ???? ?????? ??????? ????????

???? ???????? ???????: AD ??????? ???????? ???? ?????? ??????? ????????

???? ??????: AD ??????? ???????? HDPE ?????? ?????? ?????? ???????? ? ?????? ??????? ?????? PPR

???? ??????? ???? ??????: AD ??????? ???????? HDPE ?????? ?????? ?????? ???????? ? HDPE ??????? ?????? ????? ??????

???? ??? ???? ????: AD ??????? ???????? ???? ?????? ??????? ????????

???? ???????: AD ??????? ???????? PE ??????? ?????? ?????? ????? ????????

???? ??????: AD ??????? ???????? PE ????? ????????

?? ???? ??????? 1: AD ??????? ???????? PE ? PVC ????? ???????? Chongqing

????? ???????? ???????: AD ??????? ???????? PE ????? ????????

?? ???? ?????? 14: AD PE ????????

?? ???? Xi 'an 5: AD PE ????? ????????