Please ask Lianke Valve Co.,Ltd. Customer Service for a certificate of origin for diaphragm valve. This is a basic document that contains basic data about the exporter and the recipient and proves the source of the product which is about to be exported. It determines if the product can be legally imported/exported (many importing countries may require a certificate of origin). It is important for both ourselves and our customers as it helps fulfill proper product marking requirements, differentiate our product from competitors, and allow the product to clear customs smoothly.

With great annual capacity, Lianke Valve is one of the largest air valve manufacturers in the world. The wafer type butterfly valve series has become a hot product of Lianke Valve. The product features UV resistance. The fabric of this product is not prone to ultraviolet damage caused by excessive exposure to sunlight. Featuring high efficiency, this product helps save labor costs. Using this product is a great way to reduce carbon footprint. It can cut emission by saving energy use in people's daily life. It can be mounted in the form of different directions.

We want to do the right thing not only for our customers and shareholders but for our people, and the environment. We do this by embedding responsible and sustainable business practices at the heart of everything we do through our own environmental programs. Welcome to visit our factory!