A OPENING AND CLOSING APPARATUS OF THERMAL COVER FOR VINYL HOUSE
DEVICE OF OPENING SHUTTING A VINYL PLASTIC HOTHOUSEHEAT INSULATION COVERS
Intelligent flaoting plant system for cultivating marine crops
DEVICE OF OPENING SHUTTING A VINYL PLASTIC HOTHOUSEHEAT INSULATION COVERS
A sun shelter device that is having sunlight generation function for a vinyl greenhouse
A vehicle for pruning trees equipped with a cutter system capable of individually adjusting angles