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Changzhou Shuangri Electronics Co., Ltd. (below abb. Shuangri) was established in 1997, a high-tech enterprise designs, manufacturers and markets the innovative products of automatic control, consumer electronics and SCM embedded system. Shuangri is the well-known professional company of the intelligent controller in the field of the solar water heater system.The cores of Shuangri’s solar hot water system controllers are the Dutch NXP chips technology.