#8 - PTT-ลอนเทนนิสพัฒนาฝีมือ ครั้งที่ 8 ภาคเหนือ (North)

Category : (Boys & Girls Singles) under 8, 10, 12, 14, 16, 18
One player can enter the tournament in 1 category/ time/ region
Entry fee 200 THB/ time (pay onsite before the match starts at least 1 hour)
The draw will be made at least 1 day before the tournament starts.
The players will also receive the points to compete in PTT Master at the end of the year, 2026
Tennis balls - Age (8 and 10) & under years old, green ball full court (Stage 1) - Age 12 and over, Yellow ball full court
Competition System
- Age 8 & under years old 2/3 Sets (4) Games (4-4) Tie Break (7) Points Final set Super tie-break (10 points) with No-ad
- Age 10 & under years old 2/3 Sets (4) Games (4-4) Tie Break (7) Points Final set Super tie-break (10 points) with No-ad
- Age 12 & under years old 2/3 Sets (4) Games (4-4) Tie Break (7) Points Final set Super tie-break (10 points) with No-ad
- Age 14 and over years old 2/3 Sets (6) Games (6-6) Tie Break (7) Points Final set Super tie-break (10 points) with No-ad