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2009.11 Sensor package material obtained the national invention patent authorization certificate, patent number: ZL 2007 1 0132696.3
2008.09 Changzhou Kewen Sensor Materials Co., Ltd. moved to a new factory area of 5,000 square meters in the Zhonglou Development Zone of Changzhou City.
2007.12 Sensor packaging material won the title of Jiangsu High-tech Product: 070412G0426N
2007.09 Sensor packaging materials exported to Malaysia.
2007.06 Sensor packaging materials were exported to Japan for the first time.
2007.05 Sensor packaging materials apply for national invention patents;
2005.10 The company passed ISO9001 quality management system certification and ISO14001 environmental management system certification.
2004.04 Changzhou Zhonglou District Wenteng Electronic Material Factory increased its capital and shares into Changzhou Kewen Sensor Materials Co., Ltd.
2002.03 Changzhou Zhonglou District Wenteng Electronic Material Factory was established.