Population of Vietnam: 80millions
Total area: 330,991,000sq.km
Provinces: 61

Saigon-HCM city Area: 2 090 sq. km
Population: about 7millions
Districts: 1 to 12, Tan Binh, Binh Thanh, Phu Nhuan, Thu Duc, Go Vap; six rural districts: Nha Be, Can Gio, Hoc Mon, Cu Chi, Binh Chanh

The climate is generally hot and humid. The temperature isfrom 18⁰c (Nov to Jan) and 37⁰c (April to June).The hottest month is April and the coldest is December.

Two main seasons: rainy and dry seasons.
Rainy season: from June to December
Dry season: from January to May

Office hours: Government offices are open from 8.00 a.m. to 17.00 p.m (aone-hour lunch break) from Monday to Friday. 

Banks: Banks are open from 7:30 or 8:00 a.m. to 15:30p.m. Banks are closed onSaturday (local  banks are still working in Saturday morning) andSundays.

Shops are open from 8:00 or 8:30 a.m. to 21:00 or 22:00 p.m (includingSaturdays and Sundays)

Public Holidays: Saturday and Sunday are holidays. There are also 8 otherholidays in a year
Vietnam Lunar New Year (Tet Nguyen Dan) : four day holiday. January 1 (NewYear's Day): one day holiday. April 30 (Saigon Liberation Day): one dayholiday. May 1 (International Labour Day): one day holiday. September 2(National Day, Vietnam day): one day holiday.
 

Here are some photos: