[Exhibition Name]: The 15th China (Beijing) International Construction Machinery, Building Materials Machinery and Mining Machinery Exhibition and Technology Exchange Conference [Exhibition time]: 9.4-7 days in 2019 [Location]: China International Exhibition Center New Hall - E1 Hall 517 Gu'an County Kelong Filtration Equipment Co., Ltd. (Gu'an County Xianglong Filter Factory)

The 15th China (Beijing) International Construction Machinery, Building Materials Machinery and Mining Machinery Exhibition and Technology Exchange Conference