Kyrgios has proved a tricky customer in the past for Nadal, who needed three sets to see off Grigor Dimitrov in the semi-finals, and the Australian held a 2-2 head-to-head record with the world number one entering the Beijing showpiece.
This was Nadal's second China Open title in four trips to the final.
Nadal defeated Nick Kyrgios on Sunday (8 October) to emerge victorious in Beijing for the first time since 2005, bagging his sixth title of the year in the process.
Insisting that Kyrgios has great hands and a fantastic serve, the 31-year-old said that the world number 20 possesses everything possible to compete in major events of the year.
"The feeling is if he really wants to play and wants to work, he is one of the players that have more talent to achieve a lot of things in this sport", said Nadal, who will go immediately on next to the Shanghai Masters.
"I can't play at 100 percent if that stuff happens - and then you expect me not to be angry", Kyrgios told Lahyani.
The world number one was a 6-3 4-6 6-1 victor as he booked his place in a 110th career final.
"I was playing very high intensity the whole match, changing the directions and not making many mistakes", Nadal said.
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The expressions of Pakistan head coach Mickey Arthur, on the dressing room balcony, summed up his team's day the best. The left-arm pacer bowled two overs on Day 2 but left the field again, then was being taken to a hospital.
Kyrgios was angered by a line call in the first set and his complaints eventually cost him a penalty point at the start of the eighth game.
Kyrgios has revealed his desire to build a facility for disadvantaged and underprivileged kids after he crumbled in the China Open final to fall 6-2, 6-1 in Beijing.
"He played well. I played bad".
At the Japan Open in Tokyo, Belgian fourth seed, David Goffin beat Frenchman Adrian Mannarino 6-3 7-5 in one hour and 24 minutes to win his second ATP title in one week.
Halep's best opportunity to rebound against Garcia ended when she failed to make good on any of the nine break points she had at 3-3 in the second set.
Kyrgios still has a chance of qualifying for the ATP World Tour Finals as he is 15th in the Race standings with several tournaments remaining to close the gap on those in front. I am in the final.
Relishing Sunday's clash with Nadal, the Spanish 16-time Grand Slam champion, Kyrgios added: "He's one of the greatest players of all time and we've played a couple of times - he's beaten me and I've beaten him (this year)".