Shenzhen Techwell Technology Co., Ltd. was founded in 2016, focusing on technology research, product development, customization manufacturing, sales and services of reliable and cost-effective products.（China POS machine)

Align the bright end of the scanning gun with the barcode of the item.

The MPOS machine realizes the function of replacing the conventional IC card with the SIM card through the mobile phone card in the mobile phone.

Multi-function card readers are divided into contact card readers, contactless card readers, single-interface card readers and dual-interface card readers, and multi-card holder contact readers.

The 4 in 1 Multifuncational EMV Credit Card Reader Writer is a small device that can insert MMC, SD, MS, and SM cards