China Mobile recorded operating revenue of RMB740.5 billion for the 2017 financial year, up by 4.5% compared to the year before. Revenue growth in telecommunications services achieved a six-year high of 7.2%, outpacing the industry average. Revenue from wireless data traffic, on a full-year basis, has accounted for more than half of the total telecommunications services revenue for the first time, demonstrating a fundamental change in revenue structure. The contribution from household and corporate markets has increased and our digital services revenue has achieved favourable growth. The total number of connections reached 1,229 million, amongst which, 887 million were mobile connections, 113 million were wireline broadband connections and 229 million were Internet of Things (IoT) smart connections. Our profitability continued to outperform our peers. Profit attributable to equity shareholders reached RMB114.3 billion, up by 5.1% compared to last year.
With a net addition of 114 million, our total number of 4G customers was close to 650 million and the 4G penetration rate of our mobile customers has reached 73%. The total handset data traffic increased by 121.3% compared to the previous year, while the average handset data traffic per user per month, or DOU, of 4G customers reached 1.76GB. The average revenue per user, or ARPU, of 4G customers reached RMB66.4. The high definition VoLTE (Voice over LTE) has been put to commercial use and achieved favourable progress with 200 million customers in total.
Focused on offering high value services and quality products, in 2017 we sped up the development of household broadband business, boosting the total number of household broadband customers to more than 109 million, with a net addition of 34.95 million. This accounted for 75.6% of the total number of new household customers in the market during the period. The number of subscribers of our home digital set-top box “Mobaihe” has reached 57.25 million and the household broadband blended ARPU has reached RMB33.3, up by 17.5% compared to the previous year.
We have focused our resources on a number of key sectors such as industry, agriculture, education, public administration, finance, transportation and healthcare. At the same time we increased the marketing efforts to launch business and industry-focused solutions. We have continuously improved the efficiency of our product research and development (R&D) while expanding our product range. The number of corporate customers has reached 6.02 million. Our revenue from corporate telecommunications and informatization services exceeded 36% of the total market. Nine industry applications have generated respective annual revenues of more than RMB100 million. We realised gains in both revenue and customer market shares in the corporate market.
With a net addition of 126 million IoT smart connections in 2017, our IoT network consisted of 229 million connections. Our “and-Video” service recorded an increment of 67.2% in revenue. Our mobile payment service “and-Wallet” exceeded RMB2.1 trillion in transaction value. Relentless innovation accelerated the development of our emerging business.
Actual capital expenditure amounted to RMB177.5 billion in 2017, which was spent on areas including 4G, transmission, broadband access, NB-IoT and IT support in order to back the development of the “four growth engines” and continuously strengthen network development capabilities. Capital expenditure to telecommunications services revenue ratio has fallen by 3.4 percentage points from 2016, representing an enhancement to capital expenditure efficiency.
At a reasonable pace, the Group will continue to prioritize investment choices with a refined direction in 2018, making ongoing enhancement to investment efficiency. For 2018, capital expenditure is planned to be RMB166.1 billion, representing a decrease of 6.4% from 2017. Capital expenditure to telecommunications services revenue ratio is expected to further go down.
The Board recommends a final dividend payment of HK$1.582 per share for the year ended 31 December 2017, or a full-year dividend payout ratio of 48%. Together with the interim dividend payment of HK$1.623 per share, and a special dividend payment of HK$3.200 per share to celebrate the 20th anniversary of our IPO paid earlier, the total dividend payment for the 2017 financial year amounted to HK$6.405 per share.
In 2018, we will continue to actively promote the “Big Connectivity” strategy. Our development will continue to be driven by innovation, holding on to the integrated development of the “four growth engines”. We will endeavour to consolidate our market shares of various business lines, reinforce our reputation for quality, focus on value creation, optimize the synergies across our businesses, and implement innovation-driven development. Under the circumstances of a predictable policy environment, the company will strive to achieve a growth rate of telecommunications services revenue above the industry average on a comparable basis, ongoing growth in profit scale, continued decrease in capital expenditure and the total number of connections exceeding 1.4 billion in 2018.