(EnergyAsia, June 30) — BASF-YPC Co. Ltd., an equal joint venture between Germany’s BASF and China’s Sinopec, has started commercial production at a petrochemical steam cracker and nine downstream plants at its Nanjing, China site. In a statement, BASF said the 220-hectare site will produce 1.7 million metric tons of high-quality chemicals and polymers per…