You are blatantly lying now and contradicting yourself, it's pointless arguing. According to below link HAL only just conducted Maiden test flight of FOC version, but you are saying 20 are already in service. You are BLATANTLY LYING
www.defenceaviationpost.com

What are the difference between LCA Tejas IOC and FOC - Defence News India
Hindustan Aeronautics Limited (HAL) recently conducted a maiden test flight of its Light Combat Aircraft Tejas in Final Operational Clearance-standard. The jet bearing number SP-21 was piloted by Air Cmde. K A Muthana (Retd), Chief Test Flying (Fixed Wing) of HAL. The aircraft took off from HAL...
