1, 24 hour online to answer your question.
2, OEM and Customer drawing is acceptable.
3, Sample is available.
4, Labels and packaging customized according to your need.
5, Help you find the lowest freight, the fastest and satisfactory Transport company for your reference.
6, After sales service Installation instructions or others inquiry.

How to contact us:
By Tel:+86-21-66873711802 transfer Chelsea Shao
By Mob&Whatsapp:+8613651652591
By Skype:Chelsea Shao
By Fax:+86-21-66866895

Shanghai Changzeng Metal Co., Ltd. was founded in 2006 with a initial investment of RMB10,500, 000(shown on Business License), after ten years of hard work, it has now become a company with an annual sales of more than 100,000 tons in steel product. The company has our own processing factory, warehouse & sales office. Our factory is located in Songjiang Steel City-Shanghai.
Our products covers different kinds of steel profiles including angle steel, H beam, I beam, channel steel, checkered plate/coil, steel plate/coil, square tube, rebar, wire rod, etc. Our products comply with the standards of GB, ASTM, JIS, BS, EN, TOCT, KSD & IS. Our company has well-equipped testing equipment and strong technical force, we strictly execute quality control standards and ensure that product begins and finishes on time. A third party quality test is also acceptable. We are long-term strategic cooperation partner with Chinese most famous government owned steel manufacturer: Baosteel, Tianjin Steel, Masteel, Shousteel and Tangshan Steel. 
Our annual production capacity is now over 100,000Ton. Most of our products are widely used in petrochemical, textile, ship-making, construction industry and precision instrument manufacture. We have now established long-term relationship with over 600 clients from Southeast Asia, Middle East, Europe, East Asia, Africa, North America, South America. The success of our products proves the good quality of it.
We hold the principle of "customer first, honesty foremost", and sincerely hope to cooperate with customers from domestic and abroad by means of high-quality products as well as good services. Our business concept is to work for mutual benefits and create a brilliant future by joint efforts.

Q1. Are you trading company or manufacturer ?
A: We are processing factory. our factory locates in Songjiang Steel City. if you would like to visit our factory, just inform us in advance, we will pick you up at the airport. we warmly welcome all of our clients to visit us.

Q2: How long is your delivery time?
A: Generally, it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q3. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

Q4. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the free sample if we have ready parts in stock, but the customers have to pay the courier cost.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit .
    2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.