Yantai yunpan international trade Co.,Ltd. guarantees optical transmitter delivered with all accessories and instruction manual packed in one package. Before we deliver the product, we will have personnel responsible for the checking of product completeness, including the appearance inspection, quantity counting, weight measuring. The process is complete and controlled. However, as we process a huge number of orders each day, there will be chances for mistakes. Once it occurs, please contact us directly. We will apologize for our mistakes and ship a complete product to you quickly.

The comprehensive capability of YUNPAN has been a leader in the domestic interface board field. YUNPAN's epon onu series contains multiple sub-products. Manufactured with integrated encapsulation technology, it works perfectly in resistance to water and moisture, which ensures its stable performance and long service life. It can be designed with an automatic power shutdown system in case of high temperature. With its advanced technology, YUNPAN provides professional service for the customers in transmission equipment field. It keeps stable under a wide range of operating temperature.

Our goal is highly motivating and clear, namely, to become a top player in the international markets. We will keep updating the product catalog, enhancing innovation, and offering better customer service.