If you hold type of L China Visa. 1) L visa can be extend twice,each time one month 0/1 entry only. Application Documents: 1.Passport with Current visa 2.Residence Registration Certificate in Beijing. 3.A recent 2-inch photo with pale blue background. 4.Documents certifying financial support for living cost in Beijing.(US$3000 or RMB21,000) 2) L to F is available. Application Documents: 1.Passport with Current visa 2.Residence Registration Certificate in Beijing. 3.A recent 2-inch photo with pale blue background. 3) L to Z is always available.(If you want to stay in China for a long time.) If you hold type of F China Visa. 1>F visa for 3 months 0/1 entry, F visa for 6 months 0/1/2/multi-entries. F visa for 12 months multi-entries. 2) F to Z is always avilable.You the best choice. If you hold type of Z China Visa.You are so luckily. You can renew Z visa anytime. If you hold L/F visa , you want to apply for Z visa .(all the process need 26 working days in China) step1:Applying for the working invitation letter(5 working days)and employment license(11 working days) in China. step2: to fly to the nearest place you can go to Hong Kong with the employment license and letter and use them to apply for a temporary Z visa in HK or other country. step3: come back in beijing with Z visa, then apply for the working permit(5 working days) step4: application residence permit for one year , multi-entries.(5 working days) Cell Phone:13810375918 TEL:86-10-58156222 ext.105 MSN/email: jiarong_zh@hotmail.com / zhangjiarongi@thatischina.com Add.: Room707-708,CYTS Plaza,No.5 Dongzhimen South Avenue,Dongcheng District,Beijing Webside: http://sites.google.com/site/thatischinavisasolutions Angie Zhang