Informant	Informant position	Company	Company features	Service scope
α	Company owner for 15 years	Company 1	Small carrier	Mainly domestic transport of food products
β	Company owner for 10 years	Company 2	Small freight forwarder	Mainly international transport of various goods
γ	Company owner for 25 years	Company 3	Middle size carrier	Mainly international transport of various goods, except bulk goods
δ	Company owner for 10 years	Company 4	Small carrier	Domestic transport of cars and building machinery
ε	Company owner for 18 years	Company 5	Middle size carrier	International and domestic transport, mainly car parts and household appliances
ζ	Forwarding specialist for 5 years	Company 6	Middle size freight forwarder	Mainly international transport of various goods
η	Company owner for 30 years	Company 7	Small carrier	Mainly international transport of printing and advertising materials
θ	Company owner for 14 years	Company 8	Small carrier	Domestic transport, mainly bulk goods