Qingdao Quanley Co.,Ltd is a professional iron ,carbon steel and alloy steel castings co***ny .Now the leading products are Iron castings ,Carton&Alloy, Steel castings and stainless steel castings.
Depending on the advanced technology,perfect quality guarantee system and powerful researching agency,Quanley co***ny has taken the leading position in product quality and sales scale in the same industry.
Quanley co***ny has been passed the ISO9001:2000 Quanlity Certification System.The products are widely...
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