Gati and Concor (Why Gati Share Price Rose a Lot)

email query from soubagya sawdia

first of all, i would like to thank you for guiding people regarding stock market.and for providing a very useful and short book for the beginnersits really agood book.i have learned a lot from these book.right now i am following your rule for stock picking.
But i get confused when i saw
gati indutries and concor they both are from same sector i.e. Logistics
i am compairing both this company w.r.t to tips given by you
reference gati concor

1.debt (2015) 185+ 0
2.market cap 2476+ 26500+
3. Cash 13+ 2500+
rest of the data you can see.
My question is why gati is trading at a rate of 6 times from its last year rate.
Nad why concor with 0 debt and good cash flow is got only double .
And export are still saying that they are looking more upside in gati.
All the things which i have mentioned above are best of my knowledge .it may happen that i may be lagging somewhere.and may be unknown about any information.please solve my query
thank you