India Post — not received speed post letter

Address: 123505

I inform you that i am receiving a message from nhpl sp hub annaroad chennai to send my speed post letter but the past men said your letter send back without my knowledge my post office garhi harsaru so pin code 122505 i request you to send my speed post letter again and said the past office garhi harsaru gurgaon haryana to deliver me my address i also request you take action against him