Non-standard anti-theft doors, St. Chang Industry and Trade Quality Assurance (certified), non-standard door Yongkang provided by Sheng-chang Ltd. Yongkang. Yongkang St. chang Ltd. (www.shengchangco.com/about/) is specialized in the "stainless steel doors, stainless steel doors and windows, appliances, plumbing equipment, plastic products, metal products," the business, the company adhering to the "honesty, hard service "concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: should total. Stainless steel door handle is determined by the spring, the spring determines the quality of life and feeling of use. Some lock spring is bad, and therefore is likely to cause sagging handle non-standard anti-theft doors, thus ending the life of the stainless steel doors. To try it yourself when buying stainless steel door springs toughness, good spring brings the feel is very soft, not too soft nor too hard. Stainless steel door manufacturers Zhejiang Jiangsheng Chang Industrial Co., Ltd. is mainly in the production of stainless steel door series of professional companies. Aesthetics and security stainless steel door has long been loved by the people. There are good quality stainless steel doors there are times, you know stainless steel door manufacturers with a good stainless steel door profiles 304 What are the advantages of composite non-standard doors, 304 stainless steel is a versatile stainless steel material, anti-rust performance than the 200 series stainless steel stronger . High temperature also relatively good, 304 stainless steel with excellent corrosion resistance. For acidic corrosion of 304 stainless steel with strong corrosion resistance. Alkaline solution also has good corrosion resistance. 304 stainless steel is a very common non-standard doors wholesale purchases, the industry also called 18/8 stainless steel. Its corrosion resistance superior to 430 stainless iron, high corrosion resistance, good processing performance, it is widely used in industrial and medical furniture industry and the food industry, for example: some high-end stainless steel doors, kitchen utensils and bathroom appliances. Stainless steel door manufacturers Zhejiang Jiangsheng Chang Industrial Co., Ltd. is mainly engaged in the production of stainless steel door series of professional companies. My company has a sound marketing network, quality of service and reliable quality of products won the praise of the new and old customers