Business China March factory activity grows for first time in 4 months, but exports remain weak Updated : March 31, 2019 12:49 PM IST The official Purchasing Managers' Index (PMI) rose to 50.5 in March from February's three-year low of 49.2. Tit-for-tat tariffs imposed by Washington and Beijing remain in place as talks continue to end a trade war. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.