Yes, SFENG are pleased to provide free samples for testing before orders. It’s the biggest things that you trust us and our product quality.

SFENG can send the goods out within 3 days after receiving the order. For customized products, we will adjust the lead time accordingly.

SFENG have skilled QC team and professional testing equipment. From the raw material to the finished products, we will make the testing. Only appearance, dimension, tips, spring force, plating and life span are checked ok by professional equipment. the goods can be sent to customers.

Yes, one of our main features is customization. Just providing the drawing, we will make the product specially for you.

SFENG can mainly provide 5 kinds of test probes, including in-circuit test probe, semiconductor test probes, battery contact pins, guide pins and related accessories.