The article likely discusses the life and work of a local merchant, focusing on their contributions and the challenges they face in their local area. The name "Wan Zeng" or "Wangzeng" suggests a local merchant with a name combining "Wan" and "Zeng," possibly a local figure or a merchant who works in a local area. The key elements would include the life of a local merchant, their work as a local merchant, their contributions, and the challenges they face, such as working in a local area, facing challenges in the market or in the local area.

The key elements in the article would likely include the life, work, and challenges of a local merchant, possibly one with a more specific name, such as "Wan Zeng" or "Wangzeng," discussing their contributions and the challenges they face in the local area.

**Answer:** The key elements in the article would likely include the life, work, and challenges of a local merchant, possibly one with a name combining "Wan" and "Zeng," such as "Wan Zeng" or "Wangzeng," discussing their contributions and the challenges they face in the local area.

• Shanghai
• Tackles
• Port
• Shenchao
• Wang