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Li Health, Secretary-General of Shenzhen Blasting
Professor Long Yuan and a delegation from China Ma
Leaders from Yunnan Blasting Association visited o
“HarmonyK’s “Tale of Two Cities&
9th Floor, Block B, Building 2, Zone 1, Shenzhen Bay Science and Technology Eco-Park, Nanshan District, Shenzhen City, Guangdong Province, China
Tel：0755-26408644 Email：gdhkgy@163.com
