Copper pulled higher on Tuesday as Chinese traders return to the market after holiday, while caution stemming from rising inventories and US tariff uncertainties persists. The most-active copper contract on the Shanghai Futures Exchange climbed 1.40% to 102,190 yuan ($14,817.88) a metric ton as of 0300 GMT on the first day of the reopening of the exchange after China’s nine-day Lunar New Year break. The benchmark three-month copper on the London Metal Exchange, meanwhile, gained 2.29% to $13,163.50. Copper stocks sitting in LME-registered warehouses are quickly building up since mid-January, totalling 241,825 tons, ... (full story)