Hong Kong stocks closed slightly higher on Friday, led by banking, airlines sectors and mainland China market bolstered investor sentiment.

Hang Seng Index, the benchmark, soared 139.47 points, or 0.64% to close at 21,874.19 points after fluctuating between 21,677.15 points and 22,010.94 points. Mainboard turnover fell to HK$59.57 billion from HK$63.46 billion of the previous trading day.

Hang Seng China Enterprise Index, which tracks the overall performance of 43 Chinese mainland state-owned enterprises on Hong Kong Stock Exchange, surged 67 points, or 0.56% to 12,123.00 points.

Market heavyweight HSBC Holdings Plc, which accounts for the largest weighting for the Hang Seng Index, moved up 2.56% or HK$3.0, to HK$120. Bank of East Asia climbed 0.69% to HK$36.30.

Among Chinese mainland banks, the Industrial and Commercial Bank of China, the nation's largest lender, ended up 1.46% at HK$5.55. China Construction Bank rose 0.62% to HK$6.48. Bank of Communications gained HK$0.13 or 1.39% at HK$9.48.

Oil stocks also gained on Friday. Sinopec, Asia's largest oil refiner, surged 0.134% to HK$7.49, and smaller rival PetroChina, the country's largest oil producer and also involved in refining business, rose 0.6% to HK$10.04.
 
Among airlines, Cathay Pacific surged 3.13% to HK$15.14. Air China soared 2.63% to HK$4.29 while China Southern Airlines dipped 1.85% to HK$3.13.

China Life, the nation's biggest insurer, was flat to close at HK$28.05. Smaller rival Ping An Insurance added 2.912 % to HK$51.25. However, China Mobile Ltd, the country's largest cell phone carrier, dipped 0.951% to HK$104.2.