SHANGHAI, Jan. 21 (SMM) – In Shanghai tin market, mainstream traded prices were mainly between RMB 159,500-160,500/mt on Friday, with trading improved slightly from Thursday. Yunxi and Yunheng were traded at RMB 160,000-160,500/mt, while transactions for Nanshan and Guangsheng were concluded at RMB 159,500-160,000/mt. Downstream buyers continued to stay out of the market with no intention to replenish stocks for the Chinese New Year holiday. Market was waiting for guides from LME tin price trends.