We are good at EMS project management and cost reduction. Tongzhan focuses on providing electronic manufacturing services for customers, and we constantly strive to improve all functions and processes of the company. Our goal is to create greatness by providing customers with the best possible service, building profitable solutions for customers, and supporting each other in this process.

FAQ:

Q: What are the benefits of choosing us?

1. We focus on your needs

The growing needs of our customers drive our continued growth. The growth management of our PCB layout, fabrication, assembly and materials is driven by continued pressure to reduce time to market and keep pace with emerging technologies. Co-exhibition capabilities allow our clients to focus on their core competencies such as R&D and sales and marketing.

2. Save time

Tongzhan is fully aware of the market pressure of customers. We work according to the client's time. Because we're able to handle everything under one roof in one streamlined process, you get the benefits of working with one company and one timeline.

Q: What is the surface treatment material for PCB assembly?

Spray tin, spray tin lead-free immersion gold/tin/Silver Gold Finger Plating OSP, immersion gold + OSP.