The number of interview rounds usually depends on the company's recruitment process and the level of the position. Generally speaking, large companies have more complex interview processes and may have multiple rounds of interviews, while small companies may only have one round of interviews.

For companies like ByteDance and Huawei, the number of interview rounds will also vary depending on the position. Generally speaking, junior positions may only have a few rounds of interviews, while senior positions may require more rounds of interviews.

Typically, the interview processes of ByteDance and Huawei are relatively strict, and multiple rounds of interviews are required to get hired. The number of interview rounds usually depends on the recruitment process and the level of the position, and the specific number varies from company to company and position to position.