Dear Khun Kanokporn,
After 3 months all results test as below ka.
1. L-276802 >> no have oil ring floating but sensory is not OK.
2. L-277085 >> no have oil ring floating and sensory is OK.
3. L-176501 >> have oil ring floating but sensory is OK.
Could I set up meeting on 10 June 2016 at 2 pm.If this is not convenient please suggest ka.
Should you require any further information, please let us know.