Proofreading......
1. "The headmaster in China"
2. "authorities found he and vice principal Wang Zhipeng were found to be running"
3. "the operation began at"
4. "Zhipeng, for his part, was issued a formal warning."
1. "The headmaster in China"
2. "authorities found he and vice principal Wang Zhipeng were found to be running"
3. "the operation began at"
4. "Zhipeng, for his part, was issued a formal warning."