Xiao Hong: Right, technique was more important to me at that time.
肖红：对，当时更突出技术问题。
Professional manufacturing: National patent technique of independent intelligent property right.
专业制造：自主知识产权国家专利技术。
Also supports the use of the right Angle technique.
也支持使用直角技术。
Also supports use of the right Angle technique.
也支持使用直角技术。
Also supports use of the right Angle technique.
也支持使用直角技术。
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