1. Responsible for the design and development of embedded hardware circuits, including schematic design, PCB layout, component selection and function implementation.

2. Formulate product design and test plans, and guide the debugging and testing of hardware.

3. Able to solve hardware technical problems during product R&D and mass production stages.

4. Responsible for outputting technical documents related to products.

1. Bachelor's degree or above in Electronic Engineering, Communication Engineering or related majors;

2. With more than 3 years of embedded hardware development experience, familiar with STM32 architecture and development; able to independently take charge of embedded hardware development work.　

3. Possess a solid foundation in analog and digital circuits, proficient in software tools such as Altium Designer, and skilled in schematic and PCB design.

4. Possess good team collaboration spirit, work earnestly and responsibly, and have excellent communication skills.

1. Responsible for the marketing and sales of gas products, and achieve sales targets;

2. Maintain existing customer relationships, develop new customer resources, and improve customer satisfaction.

3. Collect market information, analyze market trends, and provide data support for sales strategies.

1. College degree or above, no major restrictions; candidates with relevant resources in the gas industry are preferred.

2. Possess excellent communication and interpersonal skills with a strong customer-oriented mindset.　

3. Able to take long-term business trips and proficient in office software.；

4. Possess a good team spirit and customer service awareness.

1. Responsible for supplier development, evaluation, selection and management; improve and maintain the supplier resource database.

2. Organize comprehensive evaluation on the price, quality, delivery lead time and quantity of purchased materials to meet production requirements and cost control targets.

3. Lead supplier negotiations on pricing, contract terms, delivery conditions, etc., to optimize procurement costs and supply chain efficiency.

4. Coordinate communication between suppliers and the production & quality inspection departments, track material delivery progress, and handle abnormal issues such as quality disputes and delivery delays.

5. Regularly analyze market trends and supplier performance, propose supply chain optimization solutions to reduce procurement risks.

1. Bachelor's degree or above; majors in Logistics Management, Supply Chain Management, Mechanical/Electronic Engineering and related fields are preferred.

2. Over 5 years of experience in supplier development or procurement management; familiar with material characteristics and industry standards in the manufacturing sector.　　

3. Possess excellent market analysis capabilities, negotiation skills and data sensitivity; able to independently complete cost accounting and supplier evaluation.

4. Proficient in Excel, ERP systems and other supply chain management tools.

5. Strong sense of responsibility with outstanding communication and coordination skills.