Which is better, Wuxi Rongneng or Beijing Yuntong?

Jing Yuntong is good. Wuxi Rongneng is a subsidiary of Beijing Jingyuntong Technology Co., Ltd., with 65% investment from Beijing Jingyuntong Technology Co., Ltd. and 35% investment from Hong Kong Zhifu Co., Ltd. Wuxi Rongneng Semiconductor Materials Co., Ltd. is a large joint venture integrating R&D, production and sales of high-tech silicon materials. Founded in February 2007, it is located in Yuqi Town, Huishan District, with a total investment of12.28 million USD and a registered capital of 6.68 million USD. Mainly engaged in the research, manufacture, sales and related services of semiconductors, silicon rods, silicon wafers and polysilicon ingots.