The vast majority of laptops on the market are manufactured by a small handful of Taiwan-based original design manufacturers (ODM), although their production bases are located mostly in mainland China.
Quanta Computer pioneered the contract manufacturing of laptops in 1988.
[7] Major relationships include:[8] There is a discrepancy between the 2009 numbers due to the various sources cited; i.e. the units sold by all ODMs add up to 144.3 million laptops, which is much more than the given total of 125 million laptops.
The market share percentages currently refer to those 144.3 million total.
Sources may indicate hard drive deliveries to the ODM instead of actual laptop sales, though the two numbers may be closely correlated.