Rejection rate of graphene ultracapacitor under Shanghai Green Tech Co.,Ltd. is controlled well. Quality control over the product is taken strictly. This is the most effective way to reduce the rejection rate. All problems in the rejected will be found out, so as to improve the product quality and decrease the rejection rate.

With the spirit of continuous innovation, Shanghai Green Tech has developed into a highly developed company. As one of Shanghai Green Tech's multiple product series, graphene capacitor series enjoy a relatively high recognition in the market. The design of GTCAP supercapacitor is grounded in thorough research of the existing and target customers. The product is more efficient than incandescent and fluorescent bulbs, lighting specific areas more effectively and relying on less energy to do so.

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