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          1. Changzhou Zhenxing Zhongda Light Source Material Co., Ltd.

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            Founded in 1996, Changzhou Zhenxing Zhongda Light Source Materials Co., Ltd. is a research and development, testing and production base for various new electric light source materials and light source equipment. It is the first in China to develop and produce light source materials such as molybdenum strip, tantalum strip, yttrium-doped molybdenum strip and platinum molybdenum strip, which has been well received by domestic and foreign customers. The company has passed ISO9001 quality system certification in 2002.

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