Deals of the day-Mergers and acquisitions

(Adds BTRS Holdings)

Sept 28 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 2000 GMT on Wednesday:

** Billtrust owner BTRS Holdings Inc said it will be acquired by EQT Private Equity in an all-cash transaction, valuing its equity at nearly $1.7 billion.

** Canadian cinema chain Cineplex has approached bankrupt rival Cineworld's lenders for a potential merger with the British company's U.S. unit Regal Entertainment, the Wall Street Journal reported.

** Hong Kong-based investment holding company CK Asset Holdings said it has divested its unit Aim Clever Holdings Ltd for HK$20.77 billion ($2.65 billion).

** Oil giant Royal Dutch Shell will purchase African solar provider Daystar Power as it expands its global renewables portfolio, the companies said.

** Shareholders of Polish refiner PKN Orlen approved the takeover of gas company PGNiG, bringing the oil firm closer to becoming what the government says will be a national energy champion able to compete with global players.

** Truckmaker Iveco Group said it had agreed, through its engine unit FPT Industrial, to buy a minority stake in India's Blue Energy Motors, a start-up developing clean energy trucks.

** Singapore-based ground handling services firm SATS Ltd is acquiring Paris-based Worldwide Flight Services (WFS) for 1.19 billion euros ($1.14 billion) cash, to create the world's biggest global air cargo handler, the companies said.

** Bubs Australia said that it had signed a joint venture agreement with a unit of Heilongjiang Ubeite Dairy Group (HUG) to produce Chinese-labelled infant formula products to tap into the country's A$40 billion market.

** U.S. mattress foam producer Carpenter has proposed a partial sale of Recticel's UK arm to secure regulatory approval for its merger with the Belgian company, the Competition and Markets Authority (CMA) said in a statement.

** Asia-focused insurer AIA Group Ltd said that it has agreed to buy MediCard, which provides healthcare services in the Philippines, to expand in one of the fastest-growing healthcare markets in the region. (Compiled by Rajarshi Roy and Raghav Mahobe in Bengaluru)