Collapsible handcart

A collapsible handcart comprising:

• a main member has a handgrip;
• a carrier member, with one end pivoted to the bottom side of said main member for turning said carrier member between a extended position in which said carrier member is turned downwards a predetermined angle for supporting an article, and a collapsed position in which said carrier member is turned upwards to attach to said main member;
• two wheeled assembles, each of which comprises a leg, a wheeled carriage and a wheel, wherein said wheel is pivoted on said wheeled carriage and said wheeled carriage is provided on the distal end of said leg;
• said legs of said wheeled assemblies with the proximal ends pivoted at said main member, whereby said two wheeled assemblies can be turned upwards to a collapsed position, in which said wheeled assemblies are attached to said main member;
• and said wheeled assemblies can be turned downward to exceed 90 degrees to an operative position;
• two gear sets respectively coupled between said main member and the legs of said wheeled assembles for driving said wheeled assembles to turn between the operative position and the collapsed position when turning said carrier member between the extended position and the collapsed position.