"Extract Kan and Fill Li, in the explanation of the Taoist Alchemy Sect, is a process of returning to the innate from the acquired, similar to the concept of 'Returning to Innate' in Xingyi Fist.
So, just from Zhao Lixin's transition of the Coiling Silk Force into Hard Power, Wu Li had confirmed that the other's level in Bagua Palm was probably only a hair's breadth away from Master Level.
Faced with Zhao Lixin's swiftly approaching palm strike, Wu Li abruptly inhaled, his chest caved in, and his abdomen suddenly retracted inward, making Zhao Lixin's palm strike miss.
Internal Fist is about generating force within the confines of mere inches, so whether the force is extended by an inch or reduced by an inch, matters greatly, Wu Li precisely calculated the maximum range of Zhao Lixin's force application in his palm strike, daring to dodge in such a manner, not a fraction more, and not a fraction less, just narrowly avoiding.