and light plastics.

Qi Jiguang (November 12, 1528-January 5, 1588), whose courtesy name was Yuanjing, whose name was Nantang, whose evening name was Mengzhu, and his posthumous name was Wu Yi. Han nationality, native of Penglai, Shandong Province (one said that his ancestral home was Dingyuan, Anhui Province, and he was born in Luqiao Town, Weishan County, Jining, Shandong Province). A famous anti-Japanese general in the Ming Dynasty, an outstanding strategist, calligrapher, poet and national hero.

Qi Jiguang fought against Japanese pirates on the southeast coast for more than ten years, wiped out the Japanese invasions that had abused the coast for many years, and ensured the safety of lives and property of coastal people; Later, he fought against Mongolian tribal crimes in the north for more than ten years, safeguarded the security of the northern territory, promoted the peaceful development of the Mongolian and Han nationalities, and wrote eighteen volumes of "New Book of Ji Xiao" and fourteen volumes of "Real Records of Military Training" and other famous military books, as well as "Zhi Zhi Tang Collection" and memorials and revisions submitted to the court in different historical periods.

At the same time, Qi Jiguang is an outstanding weapons expert and military engineer. He modified and invented various fire attack weapons; The large and small warships and chariots he built made the waterway equipment of the Ming army superior to that of the enemy; He creatively built a hollow enemy platform on the Great Wall, which can advance, attack, retreat and defend. It is a very distinctive military project.