In 2011, Shenzhen Yuyihong Electronic Technology Co., Ltd. was established with a registered capital of RMB 1 million. The communication relay YYH4078 production line was introduced. With the support of high-quality customers and a customer-centric service attitude, the turnover reached RMB 3.25 million by the end of 2011.
In 2012, the company passed the ISO9001 quality management system certification and introduced the power relay YYH3F production line, becoming a partner of Samsung printers in the same year. The turnover reached RMB 6.67 million by the end of 2012.
In 2013, the second communication relay YYH4078 production line was introduced, and the company became a relay supplier for Suzhou Jinlaike, establishing strategic partnerships and sales channels with a number of enterprises. The turnover reached RMB 15.34 million.
In 2014, the standard purification workshop was upgraded; RMB 2.8 million was invested to upgrade two production lines, achieving a maximum monthly sales volume of 1.05 million pieces. The turnover reached RMB 39.19 million.
In 2015, RMB 1.2 million was invested to upgrade the YYH3F production line, increasing capacity to 1.17 million pieces per month; the YYH15F, YYH14F and YYH21F production lines were introduced. The turnover reached RMB 67.25 million.