A# Repair and maintenance works of convention hall at ground floor & 1st floor including plastering, painting, repair/ replace of thai aluminum window/ door/ grill/ collapsible gate, sanitary & electric works; including damp proofing of ceiling & walls, repair/ replace of chawkath/ verandah grills, tiles work, sewerage line; flats including plastering works, painting with other related civil works. B# Supply of sanitary goods including different types of sink cock, pillar cock, shower head; different types of ceiling fans; curtain rail, clamp, towel rail, tissue holder, soap tray, soap dispenser; hardware materials including different type mortise lock, hanging lock, security lock, handle lock; sanitary goods including different types of stop cock, bib cock, thread tap etc.