1. Responsible for the overall procurement of optoelectronic chips and materials, as well as the follow-up and control of delivery time; 2. Provide written quotation information, inquiry, negotiation, price comparison and procurement; 3. Sign and perform procurement contracts and coordinate with suppliers; 4. Timely track and grasp the changes and quality of raw material market conditions to improve product quality and reduce procurement costs; 5. Properly handle obsolete materials and waste. Insurance： Social Insurance Other Benefits: Five social Insurances and Housing Fund;Free shuttle bus; low priced housing; Traditional holiday and birthday gift; Company canteen

1. Bachelor degree or above, major in optics, physics, electronics, etc.; English as a working language (mandatory requirement); 2. More than 5 years of experience in the development of optoelectronic chips and material resources in large and medium-sized optical communication enterprises; 3. Strong planning and organization skills and negotiation skills, good communication skills, and market analysis skills; 4. Have good adaptability and the ability to withstand working pressure; 5. Be upright and have good professional ethics;