Shenzhen Deren Electronic Co., Ltd. (SZSE:002055) sold 51% stake in Knkon Precision Manufacturing (Shenzhen) Co., Ltd. on December 23, 2016. Shenzhen Deren Electronic Co., Ltd. (SZSE:002055) completed the sale of 51% stake in Knkon Precision Manufacturing (Shenzhen) Co., Ltd. on December 23, 2016.