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  Welvan International Import & Export Co., Ltd. has focused on the production of industrial equipment for 20 years, so that the factory has precipitated a deep technical heritage. The R&D center brings together a group of top electrical engineers in the industry, who continue to devote a lot of energy to studying cutting-edge technologies and constantly optimize the performance of relay products to adapt to the changing industrial needs. Whether it is special relays in extreme environments such as high temperature, high pressure and high humidity, or high-precision relays adapted to new intelligent industrial control systems, it can be accurately developed and efficient production.
  In terms of quality control, the factory has established an almost strict testing system. From the incoming inspection of raw materials, to multiple rounds of sampling in the production process, and then to the comprehensive verification before the finished product leaves the factory, every link is strictly controlled, never let go of any slight flaw, only to deliver reliable and durable industrial electrical products to customers around the world. After 20 years of wind and rain baptism, the factory with excellent quality and stable supply ability, with many international and domestic well-known enterprises to establish a long-term stable cooperative relationship, its production of relays are widely used in power, energy, transportation, automated production lines and many other key areas, has become the mainstay of industrial electrical manufacturing field.


FAQ 
Q1: Are you a factory?
A: We have a professional manufacturer of Electrical product. The factory has 20 years of production experience.

Q2: What's your sample policy if I need my design?A:Custom pattern /logo will be charged the corresponding fee, sample delivery time is 15-20days, depending on the process or material.

Q3:What is your MOQ for a custom order?
A: Our minimum order quantity can be negotiated according to your requirements

Q4: How long is the production cycle?
A: Usually 40-50 days after receiving the deposit and confirming all the details.

Q5: How do you control the quality of your products?
A: We have our own quality assurance team who inspect 100% of the products before packaging. Customers can also send your QC team or a third party to inspect before delivery.

Q6: What are your terms of payment?
A: Bulk order, 30% deposit, or 50% deposit balance paid before delivery.

Q7:Why do you sell different types of products?
A:Our boss has a big family, and the family business covers a wide range of products. At the beginning, the family business was mainly made of relay products, and in the later period, the family business expanded and gradually began to involve other product manufacturing. Such as bags, lithium batteries, relays and so on. Is a well-known leader in these industries.