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The temperature of the slurry is an important factor in lead-zinc ore mining process. In practice, slurry could be heated in order to reach the technical temperature index.

On November 26, 2017, the Association of International Accountants (AIA) and China Association of Chief Financial Officers (CACFO) co-organized 2017 China AAIA graduation ceremony in Beijing Wanfangyuan Hotel. More than 300 financial elites from all over the country were awarded the AAIA certificate (one accountant double certificates).

On November 28, 2017, the Second Overseas Mining Investment Summit, hosted by China Mining Association, opened in Beijing. With the theme of “Cross-industry promotes "One Belt And One Road" mining global cooperation on production capacity, this summit is intended to create a cooperation platform between mining industry and other industries.

Xincheng 500t/d gold ore project was designed by Beijing Central Engineering Institute for Non-ferrous Metallurgical Industries in 1977, and put into production in early 1979.

Chaihulanzi 100tpd gold processing project was designed by Beijing Centr- al Design and Research Institute for Non-Ferrous Metallurgical Industry in 1984, then put into production in 1986.

Xinhai makes an appointment with you in CHINA MINING 2017 on Sept. 23rd-25th, 2017. In addition to showing advantages and characteristics of Xinhai mineral processing EPC service to international customers, Xinhai will also focus on foreign technical exchanges and trading cooperation with world-class mining machinery enterprises.

On September 13, the opening ceremony of Yantai cross-border e-commerce association was held in Fushan Hotel, Fushan District of Yantai. Xinhai Chairman Zhang Yunlong Selected as President of Yantai Cross-border E-commerce Association.