Tecno Spark 10C made its debut in April this year as the latest model of the Tecno Spark 10 lineup. The smartphone will reportedly gets its successor in the Tecno Spark 20C. Months after the launch of the Tecno Spark 20 series, the company could soon launch the Spark 20C. According to the latest report, the purported smartphone was spotted on Geekbench and Bluetooth SIG certification sites.