刻意求工

Explanation: Workers: fine, in good condition. Exhaustion of mind to make the article, or craft a more sophisticated 　　Usage: Partial official; as predicate, object; that the article or the exhaustion of mind to more sophisticated crafts 　　Source: Qing Zhou Yi "LOH Wind Words" Volume II: "These words shallow wife, wonderful in the words of the table, will feel deliberately seeking work, is more strength for no reason." 　　Examples: He wrote articles ~, meticulous. Thesaurus:  careful attention to details, etc