Lian is a 3rd class municipality in the province of Batangas, Philippines. According to the 2000 census, it has a population of 39,129 people in 8,215 households.

Lian is politically subdivided into 19 barangays.

* Bagong Pook * Matabungkay
* Balibago * Barangay 1 or Bonbon(Pob.)
* Binubusan * Barangay 2(Pob.)
* Bungahan * Barangay 3(Pob.)
* Cumba * Barangay 4(Pob.)
* Humayingan * Barangay 5 or Tabok City(Pob.)
* Kapito * Prenza
* Lumaniag * Putting-Kahoy
* Luyahan * San Diego
* Malaruhatan

Lian's fiesta day is June 24 for every year in honor to celebrate the birthdate of Saint John The Baptist (baptised Jesus Christ). It is being celebrated by five (5) barangays in the poblacion 1,2,3,4 & 5 respectively, sitio [[Bag-bag1]] also celebrate their fiesta on this day since they are much closer to town than to their respective brangays which is Kapito and Bungahan.

Note: Bag-bag is a river, and sitio Bag-bag is being shared by 2 barangays. Thus, Bag-bag Kapito and Bag-bag Bungahan which is just separated by the National Highway.

Nestled in Lian, Batangas is the quaint barangay of Matabungkay known for its wide beach, clear waters, creamy sand and of course the "BALSA" (Bamboo Beach Raft). every year this small town will come alive in colorful celebrations as Matabungkay Beach Resort & Hotel hosts the BALSA FESTIVAL.

The first ever Balsa Festival was held on the 18th of May 2002 aimed to help the local community by bringing back the town's popularity in the Tourism Map. With the continued support of the Department of Tourism, the Balsa Festival has become an annual event that gives both local and foreign tourists a reason to revisit Matabungkay and Experience a different kind of festival.

The festival filled with more activties with the likes of Balsa Race Competititon, Balsa Decor and Cultural Dance Competition. A concert and dance party by the beach. And prominent media personalities and foreign executives to grace the Balsa Festival.

Source: wikipedia