From venues and infrastructure construction to marketing, from cultural activities planning to Games promotion, Hangzhou has made steady progress since it was awarded the hosting rights in September 2015.
At the wrong end of the table, Elche, who did well to earn promotion through the play-offs, will expect to suffer, especially after replacing the popular coach Pacheta with Jorge Almiron, who has never coached in Europe.
David Kimuli, a sports fan, told Xinhua in a recent interview that despite the little resources invested in sports, local athletes continue to prove that a lot more can be achieved if more is invested.
The opening game in Ipurua is followed by the delayed match in Granada, which is a repeat of the last game of last season. That match saw Granada beat an Athletic side with nothing to play for 4-0 in order to qualify for Europe for the first time in the club's history.
Elsewhere, Mainz survived a scare against fourth division club Havelse and booked their berth for the next round.
In June last year, Semenya and Athletics South Africa filed with CAS after the International Association of Athletics Federations (IAAF) said it would introduce new regulations set to limit testosterone in athletics with "differences of sex development."
The 28-year-old striker was one of seven players in the PSG squad who had tested positive recently. The other infected players include Kylian Mbappe, Mauro Icardi, Angel Di Maria, Leandro Paredes, Keylor Navas and Marquinhos.
Everton fans will be looking for improvement under experienced coach Carlo Ancelotti and the former Chelsea and Real Madrid boss has added James Rodriguez to his squad from Madrid in a move that should bring a bit of magic to his side if James can find his feet in the Premier League.
Liu Cheng/Li Yinhui earned the opening point for Xiamen in the mixed doubles, before Olympic champion Chen Long suffered a straight-set loss to young shuttler Ren Pengbo 11-7, 11-5, 11-4.
Around 800 fans witnessed the opening ceremony and the opening match. Newly promoted Chengdu Xingcheng Habitat beat Beijing Renhe 3-2 to bag a winning start.
In the decider, the 22-year-old Osaka finally created her first break chances, and converted en route to a 4-1 lead. After that, Osaka never looked back.