HCLTech Technical Lead interview questions

Couple of telephonic interviews. One with HCL and the other with the client Interview process was ok. Scheduled and completed fairly on time as promised. But Following up with HR team is the real frustrating thing. Not even a start up compnay will not have this much WORST HR TEAM. They never respond to your queries or emails. They agreed up on some salary and conducted interviews. Once, the interview process is complete, I took their confirmation and rejected my other offer. After this - HR team came back and started negotiating the salary again. BE CAREFUL...