Chinese domestic air source heat pump (ASHP) market grew slightly in size in Q1 2019 with domestic sales up by 0.6% year-on-year to 1.6 billion Yuan. As to breakdown of sales by category, household ASHP water heaters posted domestic sales of 0.99 billion Yuan, down by 0.8% year-on-year, commercial water heaters 0.41 billion Yuan, up by 0.2% year-on-year, household ASHP space heaters 0.1 billion Yuan, down by 0.3% year-on-year and space heating projects 0.11 billion Yuan, up by 19.8% year-on-year, according to