All developers also have good n bad experience... it still depends on your luck on developers, if your really looking for good developer ,one can use the best developer in 2012 as a guidance.

Top 10 Overall
1. SP Setia Bhd
2. Sunway Bhd
3. Sime Dardy Property Bhd
4. IGB Corp Bhd
5. UEM Land Holdings Bhd
6. I & P Group Sdn Bhd
7. Mah Sing Group Bhd
8. Gamuda Bhd
9. Bandar Utama City Corp Sdn Bhd
10. IJM Land Bhd

Top 10 Qualitative Attributes
1. SP Setia Bhd
2. Sunway Bhd
3. Al Batha Bukit Kiara Holdings Sdn Bhd
4. IGB Corp Bhd
5. Mah Sing Group Bhd
6. Gamuda Bhd
7. Bandar Utama City Corp Sdn Bhd
8. Bandar Raya Developments Bhd
9. Eastern & Oriental Bhd
10. Sime Dardy Property Bhd

Trinity Group is NOT Trinity Cooperation, pls get your fact right before making statement.
Trinity Cooperation is TALAM. TALAM is considered bad developer ,my personal view.