Looking ahead to the rest of the season, Cornelius said Manyonga had three Diamond League jumps before the World Championship.the first of which is in Rome on June 8.
The men's long jump will see 22-year-old Chinese promising star Gao Xinglong in title defense, against the likes including Olympic gold medalist Jeff Henderson of America and South African Luvo Manyonga.
Noah Lyles of the United States and Kenyan Kipyegon Bett produced the headline performances at the International Association of Athletics Federations (IAAF) Diamond League event in Shanghai as the teenagers claimed victories today.
"I'm certainly excited by my start to the season and I hope there is more to come".
Olympic 110 meters hurdles champion Omar McLeod has chose to put his transition to a seven-step start on hold for this season, the Jamaican said on Friday.
"This is where I ran my fastest time past year and I've opened up with 13.04 this time so the goal is to go sub-13 again, for sure".
Shaunae Miller-Uibo of Bahamas also set a world-leading time over 400m, seeing off American Natasha Hastings in 49.77 secs, while there was a new meeting record in the men's 400m hurdles, where veteran former world champion Bershawn Jackson crossed the line in 48.63s.
Miller-Uibo, who is from The Bahamas, also went top of the early season rankings with her time of 49.77, putting her 0.97 clear of U.S. sprinter Natasha Hastings. Jeff Henderson led the US finishers in the men's long jump with his sixth-place jump of 8.03.
McLeod also ran 9.99 seconds in the 100m past year, becoming the first man to go below 10 seconds in the flat sprint as well as under 13 in the hurdles.
There was disappointment for another Briton, high jumper Robbie Grabarz, who cleared his first attempt at a height of 2.20m but went out after three failures at 2.24m.
Jackson, the 2008 Olympic bronze medalist, opened his season with a second-place finish at the Drake Relays in April.
Gatlin, the 2004 Olympic champion, finished a disappointing fourth in his first race of the season in Doha last week and decided his form wasn't high enough to compete in Shanghai. China's Xie Wenjun finished third, while defending world champion Sergey Shubenkov was fifth and world record holder Aries Merritt sixth.
After failing to reach the Rio final due to injury, the 26-year-old Zhang has been struggling to find his form which helped him set his PB of 2.38m in Eugene two years ago.
Daniella Bunch finished second in the women's shot put with her throw of 18.98.
She won both events at last summer's Rio de Janeiro Olympics. Kendricks won bronze in his Olympic debut in Rio in 2016 behind Lavillenie's silver.