Guys, need some advise and help here for my lawn; size roughly 1180-1200sqf. it is triangular. Front is wider.

Contractor quote RM4200 for whole job including
- weeding
- lay sand
- grass planting
- 3 months maintenance

Price for Phillipine grass. Taiwan grass also around same price

Is it a good deal? It comes to RM3.5/sqf