TK PVG-ORD $1912 in Business class free stopovers in IST
 

Itinerary
Shanghai (PVG) to Istanbul (IST) — Wed, Aug 2Load mileage
Overnight flight
Turkish 27
Dep: 10:35 pm
Arr: 5:20 am
11h 45m
Boeing 777
Business (J)
Meal
Thu, Aug 3

Istanbul (IST) to Chicago (ORD) — Mon, Aug 7
Turkish 5
Dep: 2:00 pm
Arr: 5:35 pm
11h 35m
Boeing 777
Business (J)
Meal
Chicago (ORD) to Shanghai (PVG) — Wed, Aug 16
Long layoverOvernight flight

Chicago (ORD) to Istanbul (IST) — Wed, Aug 16
Turkish 6
Dep: 9:40 pm
Arr: 4:15 pm
10h 35m
Boeing 777
Business (J)
Meal
Layover in IST
Thu, Aug 17
9h 5m

Istanbul (IST) to Shanghai (PVG) — Fri, Aug 18
Turkish 26
Dep: 1:20 am
Arr: 4:30 pm
10h 10m
Boeing 777
Business (J)
Meal
Mileage
20,922 total miles
CO2 Emissions
5,390 kg (estimated by ITA).
Airport Information
Shanghai Pudong International (PVG)
Istanbul Ataturk (IST)
Chicago O'Hare (ORD)
Cost per passenger (including taxes & fees)
$1,924.16
Total cost for 1 passenger
$1,924.16

Based on fare rules, book by May 10th (Shanghai's local time), so not much time left. Outbound, first segment must begin before August 31st, and return by Sept 15th.

You can also go to JFK, BOS, IAH, and LAX for a little more under 15K RMB.