I will design pcba and schematic and pcb

This is a PCBA contract, relying on China's strong electronic component industry chain, which is conducive to preliminary verification at a very low price. After verification is completed, mass production and shipment will be carried out at normal prices. Simultaneously supporting firmware development. Find a contractual partner to do this together. The price for mass production of PCBA can be negotiated. The price of mass production will also decrease with the increase of batch size. We are looking for long-term cooperation clients!