求翻译：于是中方经理觉得受到了侮辱因为美国人没能派一个至少是跟他同级的经理，。他们由此怀疑美方的诚意，还没开始生意就黄了。是什么意思？

So the Chinese manager felt insulted because Americans did not send one at least the same level with his manager. They thus suspect the sincerity of the United States, the business has not yet begun to yellow.

Thus the Chinese managers feel that they have been humiliated because the Americans are not able to send one at least of the same level with him, and manager. They thus suspected by the United States has not yet started their business in good faith to Mr WONG.

Therefore Chinese government manager thought has received the insult because the American has not been able to send one is with at least his same level manager.They suspect US's sincerity from this, but also has not started business yellow.

Managers felt insulted because Americans and the Chinese side failed to send one at least was the Manager of his siblings. They thus doubt the sincerity of the United States, hasn't started business is yellow.

Then the manager of China has thought and has been insulted because Americans fail to send one is to follow his manager at the same level, . Therefore the sincerity of American side of the suspicion of theirs, it is yellow not to begin the business yet.