PR Application Chances? (Second Time) (First Time Rejected)

Appreciate someone could advise my PR application chances?

I would like to share you my info as below :
Nationality : Malaysian
Race : Chinese
Gender : Male
Age : 36 Years Old (Born in 1983)
Marital Status : Married with Myanmar Citizen
Qualification : Degree in Software Engineering (U.K)

PR Second Submission Date : 5 January 2019
PR First Submission Date : 6 December 2017
PR Rejected Once, Dated : 4 July 2018 (Outcome about 7 Months)

Duration in Singapore : Since June 2017 to Present (About 1 Year 7 Months +)

Second Company in SG : Started since April 2018 to Present (About 9 Months)
Occupation : Associate Solution Engineer (IT Finance) (Permanent)
Salary : SGD4.8k Monthly (Basic) and SGD5616 Monthly (Gross)

First Company in SG : Started since June 2017 to March 2018 (About 10 Months)
Occupation : Software Developer (Defense, Government) (Contract)
Salary : SGD3.5k Monthly (Basic)

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