Complex sentence: While at Bing Prefecture, he was said to be caring to others, and while there, there was an occasion when his colleague Zhang Chongzhi (鄭崇質) was being ordered to be on an official trip to a place far away.
Split into simpler sentences: While at Bing Prefecture, he was said to be caring of others. On one occasion, his colleague Zhang Chongzhi (鄭崇質) was ordered to go on an official trip to a place far away.