2. Wei Yuan put forward in the150s of the 9th century that "learning from foreigners to control foreigners" mainly refers to learning western technology (mainly military science and technology, which is what they call "strengthening the army and benefiting the artillery") to strengthen oneself, and then using it to deal with western powers (mainly wars). Of course, some problems in the western system have also been mentioned, but it is only an idea and there are no specific measures to implement it.

3. 19 The slogan put forward by the Westernization School during the Westernization Movement in the 1960s and 1990s, "Learn from foreigners to strengthen ourselves", not only refers to learning western military science and technology, introducing western machine technicians, and learning foreigners to control the educational model and content of foreigners, but also includes economic management. Although its "learning from foreigners" and "learning from foreigners to control foreigners" belong to the object level. "Learn from foreigners for self-improvement" (followed by "learn from foreigners for wealth") runs through the whole Westernization Movement, which has also made considerable achievements in all aspects. This is the real beginning of China's modernization. It affects China's economic development, science, culture and education.