Noun: Recognized or habitual exercise a specific apply of prolonged standing dollars gathered less than a tariff habitual patronage; "I've offered this tailor my custom for quite some time" tradition广义指世代相传的伦理、行为规范和生活方式，特指因长久奉行而几乎具有法律效力的习惯、习俗，侧重历史意义。 HSC LED has long been manufacturing led display in 2012 and custom led display given ... https://www.leddisplayfactory.com/