To write the address of Shanghai High School, follow this format: Shanghai High School, 1234 Huaihai Road, Jing'an District, Shanghai, China, 200040. This format is crucial for accurate postal delivery and ensures that the mail is directed to the correct location. The use of a standardized address format is particularly important in a country like the United States, where mail delivery is highly efficient and relies on precise information. According to the United States Postal Service (USPS), approximately 150 million pieces of mail are delivered each day, and accurate addressing is essential for successful delivery. The inclusion of the full address with street number, street name, district, city, postal code, and country ensures that the mail is not only delivered but also delivered to the intended recipient.