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Mr. yan zheng

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luminescence phospho

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Shanghai Keyan Phosphor Technoligy Co. Ltd. ( Kpt )
Contact nameMr. yan zheng
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Phone86-21-64898133/ 6489
Address#139, No. 3740, Huaning Rd., Xinzhuang Ind. Zone., Shanghai, 201108, China, Shanghai , Shanghai, Chi Shanghai
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