The Big Advertisement Board Of Oppo and Vivo Mobiles Phones you always seen wherever you go.The Reason Behind this Big Hoarding Boards are a Part of their Marketing Strategy.
According To Quora the Answer is:-
Here It is predict that Vivo and Oppo had a go at something that was a win for the most popular and amazing phone, iPhone, and it worked the first run through for them and they got returns and they contributed more on promoting or advertising in a similar way and it worked once more, individuals are falling for advertisement.However companies/organizations which did not prevail with regards to doing that, advertised the particulars, the price, or go for things like select online flash sales(like Xiaomi).
Since tech expert discover it to a great degree idiotic to purchase mobile phones from like of Oppo & Vivo, typical people purchase what they are aware of ,as well as knew about. So these big companies get benefits … and they put resources again into same business model. These not meant they earn so much,but their needs are brand Name, one day if vivo quits promoting and sponsoring, it is found that nobody will buy their mobile phones, so it’s a constant procedure for them contribute a large portion of what they benefit.