Ljubomir Dimitrov Trendafilov.

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Here is Trade-Unionist Ljubomir Dimitrov Trendafilov's group of 2 Orders 4 Medals and 2 Badges.

1969-09-06 Badge ''For Contribution To Technical Progress''
1978-03-31 Jubilee Medal ''100th Anniversary Of The Liberation Of Bulgaria From Ottoman Rule 3-3-1878-3-3-1978''
1978-05-22 Order ''Kiril And Methodij'' 1st Class
1980-05-07 ''Order Of Labour'' Gold Class
1981-06 Badge ''Preservationist''
1982-06-21 Jubilee Medal ''100th Anniversary Of The Birth Of Georgi Dimitrov''
1984-08-27 Jubilee Medal ''40th Anniversary Of Socialist Bulgaria''
1985-02-15 Jubilee Medal ''80th Anniversary Of The Revolutionary Trade Union Movement In Bulgaria''

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Trendafilov's "Kiril And Methodij" does not seem to be an anniversary award so was most likely awarded for merit.

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Trendafilov's Order Of Labour was probably also for merit.

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And a final trio of Jubilee Medals.