Zhejiang Longtrend Industrial Co.,Ltd bases onYongkang Longtrade Doors Industry Co., Ltd.whois a modern enterprise mainly specializing in designing, manufacturing and selling top-class steel security doors. Our company is a professional manufacturer collecting in production, trading and service.

Superior quality comes from excellent management. With a long period of development, our comprehensive managing systems-ISO9001-2000 and 6S managements are well proved. It provides the enthusiasm in our company and effectively guarantees our favorable status among severe competition. We strictly follow the international quality standards and maintain the high start point in both technique and quality. We implement rigid managing system in designing, manufacturing, marketing and after-sales service.

Our doors export to all over the world,such as Russia,Belarus,Ukraine, Romania,Turkmenistan, Venezuela,Yugoslavia ,Nigeria,Iran,Algeria,Kenya,Sudan,Egypt,Serbian,Georgia,Poland,Bulgaria,Greece,Cyprus,Israel,Sweden,France, Nicaragua,Mexico,Peru,Philippine and so on countries.we also look forward to cooperation with you in the future.