TOP STEP DEVELOPMENT LTD, was founded in 2000, the spindle business is the supply of compound feed, feed additives and feed agricultural products for the local livestock farms and fish ponds.  Starting from 2017, The Recycling Fund of TheHong Kong Environmental Protection Department has funded the conversion of starch food wastes into recycle feed project, with a total of more than 10,000 tons of disposal from 2017 to 2020, to reduce kitchen waste to landfills, and ultimately reduce low-carbon emissions, with remarkable social responsibility achievements.