SHANGHAI, Jun 23 (SMM) — According to SMM survey, most smelters in Yunnan have resumed production and the raw material stocks have reached a high level with the arrivals of imported goods. The TCs pricing power has transferred to smelters. TCs in Yunnan are expected to rise 50 yuan/mt in metal content to 3,700 yuan/mt (Zn content). TCs in other regions stabilised. Producers will negotiate TCs for July this week, and smelters in some regions have planned to raise TCs. Regarding imported zinc, market transaction prices remained unchanged. Zinc concentrate stocks in Lianyungang further rose to 124,000 mt last week.