Visitor Visa - B2

Dear sir, I am a Bangladeshi citizen, Businessman Living in Dubai with family, elder one visited the USA from school. I have 4 times Schengen refusal, 2001 USA refusal, I have traveled 14 countries for 4 years and my family they visited 9 countries with me including Japan for 4 years. I have applied for a USA tourist visa in December 2019 it was a travel date 15 March 2019 as my son they have an academic year break at that time. But I have got refusal 214 B. He asked me some questions, including Did I applied before Diversity visa. I said yes. and also asked me Have I own an apartment in Dubai? I said no. But I have apartments lease business besides my 2 Mobile business in Dubai and Ajman, also asked me to show bank statements. My bank statements were very good including a lot of savings in Dubai and Bangladesh which I have shown him all original receipts. But he said sorry for this time. I have also an apartment in Bangladesh and an open land in Dhaka which I have mentioned application. Could you tell me, sir, how I can show more ties next time as really I want to visit the USA