Problem about read thai language text file and Insert text thai language in to database

Question

1. Use Javascript for coding

2. Thai language text file is enconding with ANSI

3. setting Collation in SQL is utf8_unicode_ci

4. show text before insert to database it can be show thai language like this บริษัท

5. I check in database it show ??????????????????

6. show data from database show ??????????????????

7. It is my coding

//Connect data base
            Connection connect = null;
            Statement s = null;    
            Class.forName("com.mysql.jdbc.Driver");
            connect =  DriverManager.getConnection("jdbc:mysql");
            s = connect.createStatement();      

//import txt file             
            FileInputStream file = new FileInputStream("text.txt");
            BufferedReader reader = new BufferedReader(new InputStreamReader(file));
            String line;
            int i=0;
            
//loop while read txt file
            while((line = reader.readLine())!= null)
            {
                int flag=0;
                String sql = "";
                String tbInsert = "";

 //loop for cut | and insertา Array               
                String[] split = line.split("\\|");               
             
                for (i = 0; i<split.length; i++)
                {
 
//loop for cut black space               
                    split[i] = split[i].trim();

//read data
                    if(split[0].substring(0,3).equals("001") && flag==0)
                    { 
                   
                        tbInsert = "header";
                        String SQL_INSERT = "INSERT INTO header (Record_Type,Sender,Data_Date,Create_Date,Create_Time) VALUES (?,?,?,?,?)";
                        PreparedStatement preparedStatement = connect.prepareStatement(SQL_INSERT);
                        
                        for (int j = 0; j < 5; j++) {
                            preparedStatement.setString(j + 1, new String(split[j]));
                        }

                        int row = preparedStatement.executeUpdate();
                    }

                     if(split[0].substring(0,3).equals("999") && flag==0) 
                    {
                        tbInsert = "summary";
                        String SQL_INSERT = "INSERT INTO summary (Record_Type,Record_Type_002,Summary_Record_Type_002,Record_Type_003,Summary_Record_Type_003,Record_Type_004,Summary_Record_Type_004) VALUES (?,?,?,?,?,?,?)";
                        PreparedStatement preparedStatement = connect.prepareStatement(SQL_INSERT);

                        for (int j = 0; j < 7; j++) {
                            preparedStatement.setString(j + 1, new String(split[j]));
                        }

                        int row = preparedStatement.executeUpdate();
                    } 
                    flag++;    
                } 
            }

how to solv database can insert and read thai language