HJY(Huajiayu) design and manufacture high quality optical passive components and devices in China, with 16 workshops，9200 square meters with over 300 workers to provide up to 500,000 passive components per month production. We help to increase the revenues of customers, especially, we now have good prices since single DWDM filter up to 96 wavelengths AAWG. 

Those can send more data over longer distances without interference.  All filters are tested in-house for guaranteed functionality and integrate seamlessly with HJY’s CWDM and DWDM transceivers. Don't miss the chance to reach out millions of customers in your country!  Let's start the cooperation. 

Our team has rich experience in optical communication product design and development, application support. Our partners are the first-class raw material manufacturers in the global optical communication industry, adhering to the quality pursuit of products with industrial durable goods as the standard. To provide our customers with truly high-quality, assured products, professional, heart-saving solution design and technical service support.

We provide integrated, cost-effective optical communication products, one-stop solutions. Save precious time and cost for our users. For conventional products, we have standing stock, can respond to customers in a timely manner, delivery on the same day, so that customers can get satisfactory products in the fastest time. For large-scale projects, we provide professional consultation, program design and batch product testing, production, and escort the smooth progress of customer projects.