Name the India's largest bank which has signed an MoU with the Bank of China to boost business opportunities.

Bharat Sanchar Nigam Ltd (BSNL) will roll out its new internet telephony service with brand name "Wings" from August 1. Those subscribing to "Wings", entailing one-time registration fee of Rs 1,099, will be able to make calls using any internet connection including broadband, WiFi, 3G or 4G data network of any operator, thus overcoming connectivity problems even in areas having patchy signals. Those subscribers can avail free domestic calls for one year, while the overseas calls will be priced as per international tariffs of BSNL landline.

Defence Research and Development Organization (DRDO) successfully test fired the PINAKA guided WEAPON rocket system from Pokhran range in Rajasthan. The weapon system is equipped with state-of-the-art guidance kit comprising of an advanced navigation and control system. The weapon systems impacted the intended targets with high precision and achieved desired accuracies.

The Central government has asked the state transport departments to make it mandatory for all EVs to use the green number plates, irrespective of the year in which they were bought. The new mandate is supposed to help provide preferential treatment to the vehicles with no carbon emissions, like parking, free entry in congested areas as well as a concessional toll on highways.

Researchers at the IIT Roorkee have identified a new method to detect two of the worst forms of cancer in women - breast and ovarian cancer. The research published in the journal, 'FASEB Bioadvances' details the use of whole saliva as a body fluid for early detection of breast and ovarian cancers, as opposed to the traditional method of using blood samples. The research team, led by Professor Kiran Ambatipudi from the institute's biotechnology department, identified certain proteins present in the saliva which act as potential biomarkers indicative of breast and ovarian cancer metastasis.

Three of the Gujarat potato farmers sued by PepsiCo the company must pay compensation for the harassment they were subjected to even though the law is very clear on the subject. The three of the potato farmers sued by PepsiCo along with farmer union leaders and farmers' rights activists asserted that Indian farmers' seed freedoms were non-negotiable. The company has to pay us compensation for all the harassment we were put through even though the law is clear on the subject. The company had sued nine potato farmers in Gujarat, including five last year and four this year for allegedly buying seeds and selling potato of the FL 2027 variety registered by PepsiCo.

In a 747-page response to the US government, Mark Zuckerberg-led social media giant Facebook has admitted it shared its users' data with 52 technology companies including Alibaba, Huawei, Lenovo and Oppo. Facebook's data-sharing partnerships with Apple, Amazon and eye-tracking technology company Tobii are due to continue beyond October 2018.

Taiwan plans to strengthen ties with India's new government, including more official visits despite China's continuing efforts to isolate what it considers to be a wayward province. After India's general election results on May 23, the two countries will strengthen trade and cultural ties. The centre in the Indian capital operates as a de facto embassy, helping Indian and Taiwanese companies to expand business ties and easing discreet dialogue between government officials. Taiwan has opened four trade offices in India in the last few years and two-way trade has risen more than six-fold since 2000 to stand at more than $7 billion in 2018.

The Union Government has decided to renovate and develop around 400 abandoned airstrips across the country to strengthen air-connectivity. The first such airstrip to be developed into a modern airport will be Dhalbhumgarh in East Singhbhum district of Jharkhand.

India can achieve a three-fold "aspirational" increase in its engineering exports to reach $200 billion by 2025, if concerted efforts are made by the government and industry to develop a conducive ecosystem, and ensuring inputs at competitive prices, according to an EEPC India-Deloitte strategy paper. India's engineering exports, which contribute 25 per cent to the overall merchandise shipments, are projected to touch about $80-82 billion in the current financial year ending March 31.

India-based 'Period. End of Sentence.' has won the Oscar 2019 for Best Documentary Short Subject at the 91st Academy Awards.