Live streaming revenues increased by 5.2% to RMB2,392.3 million (US$365.1 million) for the first quarter of 2021, from RMB2,274.5 million for the same period of 2020, primarily due to the increase in the average spending per paying user on Huya Live. The increase in the average spending per paying user was primarily driven by the enrichment and enhancement of content, products and services.
Advertising and other revenues increased by 54.6% to RMB212.5 million (US$32.4 million) for the first quarter of 2021, from RMB137.5 million for the same period of 2020, primarily driven by the revenues from licensing of content.
Cost of revenues increased by 7.9% to RMB2,090.9 million (US$319.1 million) for the first quarter of 2021 from RMB1,937.1 million for the same period of 2020, primarily attributable to the increase in revenue sharing fees and content costs.
Revenue sharing fees and content costs increased by 14.1% to RMB1,748.6 million (US$266.9 million) for the first quarter of 2021 from RMB1,532.6 million for the same period of 2020, primarily due to the increase in revenue sharing fees in relation to higher live streaming revenues, and the increase in spending in e-sports content.
Bandwidth costs decreased by 24.4% to RMB181.5 million (US$27.7 million) for the first quarter of 2021 from RMB240.1 million for the same period of 2020, primarily due to improved management in bandwidth costs and continued technology enhancement efforts.
Gross profit increased by 8.2% to RMB513.9 million (US$78.4 million) for the first quarter of 2021 from RMB474.8 million for the same period of 2020. Gross margin was 19.7% for the first quarter of 2021, which remained stable as compared with the same period of 2020.
Research and development expenses increased by 27.6% to RMB199.1 million (US$30.4 million) for the first quarter of 2021 from RMB156.1 million for the same period of 2020, mainly attributable to increased personnel-related expenses.
Sales and marketing expenses increased by 35.7% to RMB144.6 million (US$22.1 million) for the first quarter of 2021 from RMB106.5 million for the same period of 2020, primarily attributable to the increased marketing expenses to promote the Company’s content, products, services and brand name.
General and administrative expenses decreased by 6.8% to RMB84.1 million (US$12.8 million) for the first quarter of 2021 from RMB90.2 million for the same period of 2020, mainly due to lower share-based compensation expenses.
Operating income increased by 21.6% to RMB162.1 million (US$24.7 million) for the first quarter of 2021 from RMB133.3 million for the same period of 2020. Operating margin increased to 6.2% for the first quarter of 2021 from 5.5% for the same period of 2020.
Non-GAAP operating income, which excludes share-based compensation expenses, increased by 6.7% to RMB242.5 million (US$37.0 million) for the first quarter of 2021 from RMB227.2 million for the same period of 2020. Non-GAAP operating margin was 9.3% for the first quarter of 2021, compared with 9.4% for the same period of 2020.
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