1. A sandbox technology based webpage browsing method, comprising: receiving, by a processor, an instruction for webpage browsing in a sandbox; upon receiving the instruction, starting, by the processor, a framework process outside the sandbox to process an operation incurred in the framework process outside the sandbox, wherein the framework process is a first part implemented by a browser; intercepting, by the processor, a browser process created by the framework process, wherein the browser process is a second part implemented by the browser; and putting, by the processor, the browser process into the sandbox to save a webpage access result in a specified directory in the sandbox, or to run a script in the webpage in a virtual environment of the sandbox.