Tianjin:

Tianjin abbreviated as Jin, Jingu, Gushang, Zhigu, etc. in history and media, It is one of the 4 municipalities directly under the Central Government of the P. R. China. Tianjin is the third largest city in China only after Beijing and Shanghai.
Tianjin belongs to the 8th eastern international time zone. At the center of the Bohai Sea Economic Circle along the west coast of the Pacific Ocean, Tianjin backs onto North China, Northwest China and Northeast China and faces Northeast Asia, and it is only 120 km away from Beijing, capital of China. Thanks to such a favorable location, Tianjin enjoys great advantages and provides a channel for over a dozen provinces and cities in the north of China to communicate with foreign friends. Tianjin is also the largest port city in the north.
Climate:
Tianjin is located in the warm temperate zone, Tianjin has sub-humid continental monsoon climate. The four seasons are clearly cut, which results in a great difference in temperature and a wide variety of sceneries throughout the year. The average temperature in a year tops 12.3 degree and the frost-free period lasts about 200 days. On the average, the annual precipitation is about 400 mm, 75% of which is concentrated in June, July and August. The sunshine time in the city is relatively long.
Cost of Living:
Cost of living in Tianjin is not expensive like the major cities Beijing and Shanghai. Even thou it is a third largest city in china the cost of living are average.
150 USD dollars will be sufficient for a student life for a whole month in Tianjin city which will fulfill all the needs of a student.
25 to 30 Chinese Yuan will be sufficient for a complete meal for a day
Anywhere you go around the city if you take a bus the maximum you have to spend is from 1Yuan to 3Yuan.
If you take a taxi the minimum charges will be 8 Yuan up to 2 to 3 kilometers and will increase 1Yuan per kilometer.

Tourist Attractions:
Sights within the Tianjin urban area include:
* Luzutang (Boxer Rebellion Museum)
* Guwan Shichang (Antique Market)
* Guwenhua Jie (Ancient Culture Street)
* Wen Miao (Confucious Temple)
* Shuishang Gongyuan (Water Park)
* Shijia Dayuan (Shi Family Residence)
* Temple of Great Compassion (Dabeiyuan)
* Tianhougong
* Wanghailou Church, site of the 1870 Tianjin Church Incident
* Xikai Church
* Zhou Enlai Memorial Hall
Sights outside the Tianjin urban area, but within the municipality, include:
* Fort Dagukou, Qing Dynasty-era cannon battlement
* Huangyaguan Great Wall
* Mount Panshan
Refer for more city Information.

http://www.wcities.com/en/guide/gen_intro/359/guide.html.