DHL Online Tracking:http://www.cn.dhl.com/publish/cn/zh.high.html
DHL shipping cost calculator: http://www.cn.dhl.com/apps/rates_cn/rates_cn.html
DHL delivery time estimated : http://www.cn.dhl.com/apps/transit_time_cn/transit_cn.html

UPS Online Tracking: http://www.ups.com/content/cn/zh/index.jsx
UPS shipping cost calculator : http://wwwapps.ups.com/time?loc=zh_CN

TNT Online Tracking:http://www.tnt.com/country/zh_cn.html
TNT shipping cost calculator:http://www.tnt.com/pricing/pricingInput.do?navigation=1&respLang=zh&respCountry=CN&genericSiteIdent=

FedEx Online Tracking: http://www.fedex.com/cn/
FedEx shipping cost calculator : http://www.fedex.com/ratefinder/home?cc=cn&language=zh

Note: China Post does not support online tracking for international services. After mails/parcels left China, you can track them at ChinaPost's oversea partners' websites as below.
      
Air Package Tracking：

1. USA :  ( Sample, Tracking No. RR383130874CN )
   http://www.usps.com/shipping/trackandconfirm.htm?from=home&page=0035trackandconfirm
   
   
2. Canada:  ( Sample, Tracking No. RR310334871CN )
   https://em.canadapost.ca/emo/basicPin.do?language=en
   
   
3. Spain:   ( Sample, Tracking No. RR383130429CN )
   http://www.correos.es/ENG/13-MenuRec2/01-MenuRec21/2010_c1-LocalizadorE.asp
   
   
   
4. Newzealand:  ( Sample, Tracking No. RR383130018CN )
   http://www.nzpost.co.nz/NR/exeres/2AE86870-C2E4-49A9-8415-4797CD618745,
   frameless.htm?NRMODE=Published
   
   
5. Singarpore:  ( Sample, Tracking No. RR310334885CN )
   http://www.singpost.com/ra/ra_article_status.asp
   
   
6. SWISS:  ( Sample, Tracking No. RR310334783CN )
   https://www.swisspost.ch/en/index/uk_geschaeftskunden/pm_versand_inland_gk/
   pp_pakete_gk/pp_informationslogistik/pp_trackandtrace_info/pm_trackandtrace.htm
   
   
7. Brazil:  ( Sample, Tracking No. RR310334911CN )
   http://www.correios.com.br/servicos/rastreamento/internacional/default.cfm?Idioma=E
   
   
8. Finland:  ( Sample, Tracking No. RR310330707CN )
   http://www.posti.fi/english/itemtracking/
   

SAL Package Tracking:

1. USA:  ( Sample, Tracking No. CP108180306CN）
   http://www.usps.com/shipping/trackandconfirm.htm?from=home&page=0035trackandconfirm
   
   
2. UK:  ( Sample, Tracking No:  ChinaPost No. CP108180310CN, Switch No. EC783459935GB）
   http://www.parcelforce.com/portal/pw/track?catId=7500082
   
   

China Post Shipping Cost Calculator
http://tools.ebay.cn/emsCalculate.shtml?opt=show