Largest Sinosauropteryx fossil

According to Official Guinness Records,

The largest Sinosauropteryx fossil measures 3.8 m (12 ft 5 in) long. It is housed at the Shandong Tianyu Natural History Museum in Shandong province, China.
The skull alone measures 60cm (1 ft 11 in) long.

For a complete list of 2009 records, please visit 2009 Guinness Records in China.

Other China records that might interest you:

• Most neckties tied with a four-in-hand knot in one minute
• Most baseball hits in one minute
• Most consecutive flips on hands held by two people
• Fastest 20 cone slalom on inline skates
• Longest time holding a horizontal person overhead
• Most breakdance airchair rotations
• Most banknotes counted by hand (30 seconds)
• Longest distance swam underwater with one breath
• Motorcycle moving ramp jump mid air crossing farthest distance