Fen (Area, China) to Square Kilometers: the quick answer
1 fen = 6.66667 × 10⁻⁵ km²
1 fen (area, China) equals 6.66667 × 10⁻⁵ square kilometers
To convert fen (area, China) to square kilometers, multiply the value by 6.66667 × 10⁻⁵. To go the other way, multiply square kilometers by 15,000 to get fen (area, China).