In the last years, Vietnam's exports have doubled as competitive minimum wage and low costs of utilities boosted foreign direct investment in the manufacturing sector. Vietnam main exports are: telephones, mobile phones and parts thereof (21 percent of total shipments) and textiles (12 percent). Others include: computers and electrical products (12 percent); shoes and footwear (7 percent) and machinery, instruments and accessories (6 percent). Main export partners are: the United States (19 percent of the total exports), China (16 percent) and Japan (8 percent). Others include: South Korea (7 percent), Hong Kong (4 percent) and Netherlands (3 percent).